8-K 1 csf03019.txt DECEMBER 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D. C. 20549 Form 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 26, 2003 CREDIT SUISSE FIRST BOSTON MORTGAGE SECURITIES CORPORATION Mortgage-Backed Pass-Through Certificates, Series 2003-19 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-100669-23 54-2121795 Pooling and Servicing Agreement) (Commission 54-2121792 (State or other File Number) 54-2121791 jurisdiction 54-2121790 of Incorporation) 54-2121793 54-2121794 IRS EIN c/o Wells Fargo Bank Minnesota, N.A. 9062 Old Annapolis Road Columbia, MD 21045 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (410) 884-2000 (Former name or former address, if changed since last report) ITEM 5. Other Events On December 26, 2003 a distribution was made to holders of CREDIT SUISSE FIRST BOSTON MORTGAGE SECURITIES CORPORATION, Mortgage-Backed Pass-Through Certificates, Series 2003-19 Trust. ITEM 7. Financial Statements and Exhibits (c) Exhibits furnished in accordance with Item 601(a) of Regulation S-K Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage-Backed Pass-Through Certificates, Series 2003-19 Trust, relating to the December 26, 2003 distribution. Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. CREDIT SUISSE FIRST BOSTON MORTGAGE SECURITIES CORPORATION Mortgage-Backed Pass-Through Certificates, Series 2003-19 Trust By: Wells Fargo Bank Minnesota, N.A. as Trust Administrator By: /s/ Beth Belfield as Assistant Vice President By: Beth Belfield as Assistant Vice President Date: 12/30/03 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage- Backed Pass-Through Certificates, Series 2003-19 Trust, relating to the December 26, 2003 distribution. EX-99.1

Credit Suisse First Boston Mortgage Securities Corp. Mortgage -Backed Pass-Through Certificates Record Date: 911/30/03 Distribution Date: 1012/2726/03 CSF Series: 2003-19 Contact: Customer Service - CTSLink Wells Fargo Bank Minnesota, N.A. Securities Administration Services 7485 New Horizon Way Frederick, MD 21703 Telephone: (301) 815-6600 Fax: (301) 815-6660 Certificateholder Distribution Summary Certificate Certificate Beginning Class Pass-Through Certificate Interest Principal Class CUSIP Description Rate Balance Distribution Distribution IA1 22541QLX8 SEN 3.85000% 4847,~~183~~961,~~327~~740.5628 ~~154~~153,~~588~~877.1824 ~~105~~125,~~824~~652.6104 IA2 22541QLY6 SEN 5.25000% 0.00 ~~226~~224,~~930~~239.8306 0.00 IA3 22541QLZ3 SEN 4.50000% 25,~~843~~404,~~883~~646.4858 9695,~~914~~267.5642 ~~209~~249,~~768~~071.6821 IA4 22541QMA7 SEN 5.25000% 35,071,933.00 153,439.7170 0.00 IA5 22541QMB5 SEN 5.25000% 2924,~~004~~849,~~030~~801.6936 ~~126~~108,~~892~~717.6387 21,~~247~~378,~~698~~090.0387 IA6 22541QMC3 SEN 5.25000% 8,724,000.00 38,167.50 0.00 IA7 22541QMD1 SEN 5.25000% 17,437,000.00 76,286.87 0.00 IA8 22541QME9 SEN 5.25000% 2,~~737~~345,000.00 1110,~~974~~259.37 ~~212~~130,000.00 IA9 22541QMF6 SEN 5.25000% 5,000,000.00 21,875.00 0.00 IA10 22541QMG4 SEN 5.25000% 3,000,000.00 13,125.00 0.00 IA11 22541QMH2 SEN 3.20000% 1110,~~977~~262,~~783~~212.1166 3127,~~940~~365.7590 ~~928~~569,~~230~~109.9764 IA12 22541QMJ8 SEN 10.12048% 4,~~734~~056,~~075~~016.7399 3934,~~925~~207.9336 ~~366~~224,~~872~~933.2079 IA13 22541QMK5 SEN 9.00000% ~~399~~342,~~259~~074.8915 2,~~994~~565.4556 3018,~~941~~970.0734 IA14 22541QML3 SEN 5.25000% 1,855,000.00 8,115.62 0.00 IA15 22541QMM1 SEN 3.00000% 6766,~~547~~395,~~075~~764.7813 ~~168~~165,~~867~~989.6940 ~~549~~652,~~837~~856.9834 IA16 22541QMN9 SEN 2.70000% 98,~~582~~209,~~226~~770.4913 2118,~~560~~471.0198 ~~742~~455,~~584~~287.7872 IA17 22541QMP4 SEN 2.~~61500~~62000% 1879,~~026,667~~618.1223 21,~~237~~920.2850 7948,~~562~~780.6583 IA18 22541QMQ2 SEN 13.~~15500~~14000% ~~342~~293,~~222~~206.3708 3,~~751~~210.61 2616,~~520~~260.8828 IA19 22541QMR0 SEN 5.25000% 20,000,000.00 87,~~500~~499.0099 0.00 IA20 22541QMS8 SEN 11.52766% 3,~~574~~062,~~322~~374.4344 3429,~~336~~418.3134 ~~276~~169,~~995~~829.9054 IA21 22541QMT6 SEN 9.00000% ~~532~~456,~~346~~098.0747 3,~~992~~420.6074 4125,~~254~~293.7277 IA22 22541QMU3 SEN 4.50000% 44,662,000.00 167,482.5049 0.00 IA23 22541QMV1 SEN 5.25000% 2,386,000.00 10,438.75 0.00 IP 22541QMZ2 SEN 0.00000% 167,~~879~~469.9774 0.00 ~~195~~198.5943 IIA1 22541QMW9 SEN 4.75000% 5350,~~302~~914,~~161~~160.0715 ~~210~~201,~~987~~535.7220 1213,~~434,397~~143.0719 AR 22541QNE8 SEN 4.75000% 0.00 3.5843 0.00 IIP 22541QNA6 SEN 0.00000% 8988,~~457~~621.9819 0.00 ~~348~~420.8197 IX 22541QMX7 SEN 5.25000% 0.00 ~~130~~125,~~621~~326.9933 0.00 IIX 22541QMY5 SEN 4.75000% 0.00 1816,~~234~~499.7459 0.00 CB1 22541QNB4 SUB 5.~~18419~~18449% 6,~~203~~186,~~339~~072.0272 26,~~799~~726.3936 8,~~598~~730.0649 CB2 22541QNC2 SUB 5.~~18419~~18449% 2,~~437~~430,~~025~~242.9071 10,~~528~~499.3364 3,~~377~~429.8183 CB3 22541QND0 SUB 5.~~18419~~18449% 1,~~993~~988,~~929~~379.8395 8,~~614~~590.0961 2,~~763~~806.6623 CB4 22541QLU4 SUB 5.~~18419~~18449% ~~443~~441,~~095~~861.0777 1,~~914~~909.2402 ~~614~~623.1561 CB5 22541QLV2 SUB 5.~~18419~~18449% ~~886~~883,~~191~~724.1553 3,~~828~~818.4805 1,~~228~~247.2921 CB6 22541QLW0 SUB 5.~~18419~~18449% ~~670~~668,~~487~~621.5331 2,~~896~~888.6172 ~~929~~943.3263 Totals ~~409~~396,~~813~~423,~~721~~410.2457 1,~~917~~853,~~767~~159.3222 74,~~270~~295,~~545~~679.2396

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses IA1 0.00 4847,~~077~~836,~~502~~088.9524 ~~260~~279,~~412~~529.7928 0.00 IA2 0.00 0.00 ~~226~~224,~~930~~239.8306 0.00 IA3 0.00 25,~~634~~155,~~114~~575.8037 ~~306~~344,~~683~~338.2463 0.00 IA4 0.00 35,071,933.00 153,439.7170 0.00 IA5 0.00 2623,~~756~~471,~~332~~710.6649 21,~~374~~486,~~590~~808.6674 0.00 IA6 0.00 8,724,000.00 38,167.50 0.00 IA7 0.00 17,437,000.00 76,286.87 0.00 IA8 0.00 2,~~525~~215,000.00 ~~223~~140,~~974~~259.37 0.00 IA9 0.00 5,000,000.00 21,875.00 0.00 IA10 0.00 3,000,000.00 13,125.00 0.00 IA11 0.00 119,~~049~~693,~~552~~103.1402 ~~960~~596,~~171~~475.7254 0.00 IA12 0.00 43,~~367~~831,~~203~~083.5220 ~~406~~259,~~798~~141.1315 0.00 IA13 0.00 ~~368~~323,~~318~~103.8380 3321,~~935~~535.5290 0.00 IA14 0.00 1,855,000.00 8,115.62 0.00 IA15 0.00 6665,~~997~~742,~~237~~907.8079 ~~718~~818,~~705~~845.6774 0.00 IA16 0.00 87,~~839~~754,~~641~~482.7141 ~~764~~473,~~144~~759.7970 0.00 IA17 0.00 ~~947~~830,~~104~~837.4740 8150,~~799~~701.9333 0.00 IA18 0.00 ~~315~~276,~~701~~945.4980 3019,~~272~~470.4989 0.00 IA19 0.00 20,000,000.00 87,~~500~~499.0099 0.00 IA20 0.00 32,~~297~~892,~~326~~544.5390 ~~311~~199,~~332~~247.2188 0.00 IA21 0.00 ~~491~~430,~~091~~804.3570 4528,~~247~~714.3251 0.00 IA22 0.00 44,662,000.00 167,482.5049 0.00 IA23 0.00 2,386,000.00 10,438.75 0.00 IP 0.00 167,~~684~~271.3831 ~~195~~198.5943 0.00 IIA1 0.00 5150,~~867~~701,~~764~~016.0196 1414,~~645,384~~678.7939 0.00 AR 0.00 0.00 3.5843 0.00 IIP 0.00 8988,~~109~~200.1722 ~~348~~420.8197 0.00 IX 0.00 0.00 ~~130~~125,~~621~~326.9933 0.00 IIX 0.00 0.00 1816,~~234~~499.7459 0.00 CB1 0.00 6,~~194~~177,~~740~~342.9624 35,~~397~~456.4585 0.00 CB2 0.00 2,~~433~~426,~~648~~812.0988 13,~~906~~929.1447 0.00 CB3 0.00 1,~~991~~985,~~166~~573.1772 11,~~377~~396.7584 0.00 CB4 0.00 ~~442~~441,~~480~~238.9316 2,~~528~~532.3963 0.00 CB5 0.00 ~~884~~882,~~962~~477.8532 5,~~056~~065.7726 0.00 CB6 0.00 ~~669~~667,~~558~~677.2167 3,~~825~~832.9335 0.00 Totals 0.00 ~~402~~392,~~543~~127,~~176~~730.0260 96,~~188~~148,~~312~~839.5518 0.00 All distributions required by the Pooling and Servicing Agreement have been calculated by the Certificate Administrator on behalf of the Trustee.

Principal Distribution Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Realized Class Amount Balance Distribution Distribution Accretion Loss (1) IA1 48,365,000.00 4847,~~183~~961,~~327~~740.5628 610,~~498~~866.0739 99114,~~326~~785.5365 0.00 0.00 IA2 0.00 0.00 0.00 0.00 0.00 0.00 IA3 26,204,000.00 25,~~843~~404,~~883~~646.4858 1221,~~880~~539.6768 ~~196~~227,~~888~~531.0153 0.00 0.00 IA4 35,071,933.00 35,071,933.00 0.00 0.00 0.00 0.00 IA5 42,376,000.00 2924,~~004~~849,~~030~~801.6936 ~~138~~119,~~018~~177.0631 21,~~109~~258,~~679~~913.9757 0.00 0.00 IA6 8,724,000.00 8,724,000.00 0.00 0.00 0.00 0.00 IA7 17,437,000.00 17,437,000.00 0.00 0.00 0.00 0.00 IA8 4,000,000.00 2,~~737~~345,000.00 1311,~~017~~242.6940 ~~198~~118,~~982~~757.3160 0.00 0.00 IA9 5,000,000.00 5,000,000.00 0.00 0.00 0.00 0.00 IA10 3,000,000.00 3,000,000.00 0.00 0.00 0.00 0.00 IA11 17,500,000.00 1110,~~977~~262,~~783~~212.1166 5649,~~997~~216.2761 ~~871~~519,~~233~~893.7004 0.00 0.00 IA12 6,916,666.00 4,~~734~~056,~~075~~016.7399 2219,~~527~~452.4928 ~~344~~205,~~344~~481.7251 0.00 0.00 IA13 583,334.00 ~~399~~342,~~259~~074.8915 1,~~899~~640.9156 2917,~~041~~329.1679 0.00 0.00 IA14 1,855,000.00 1,855,000.00 0.00 0.00 0.00 0.00 IA15 68,491,000.00 6766,~~547~~395,~~075~~764.7813 3356,~~762~~459.3502 ~~516~~596,~~075~~397.6332 0.00 0.00 IA16 14,000,000.00 98,~~582~~209,~~226~~770.4913 4539,~~597~~373.8128 ~~696~~415,~~986~~914.9643 0.00 0.00 IA17 1,500,000.00 1879,~~026,667~~618.1223 4,~~885~~218.4857 7444,~~677~~562.1726 0.00 0.00 IA18 500,000.00 ~~342~~293,~~222~~206.3708 1,~~628~~406.4919 2414,~~892~~854.3909 0.00 0.00 IA19 20,000,000.00 20,000,000.00 0.00 0.00 0.00 0.00 IA20 5,222,222.00 3,~~574~~062,~~322~~374.4344 1714,~~008~~686.7186 ~~259~~155,~~987~~142.1968 0.00 0.00 IA21 777,778.00 ~~532~~456,~~346~~098.0747 2,~~533~~187.2141 3823,~~721~~106.5136 0.00 0.00 IA22 44,662,000.00 44,662,000.00 0.00 0.00 0.00 0.00 IA23 2,386,000.00 2,386,000.00 0.00 0.00 0.00 0.00 IP 175,185.25 167,~~879~~469.9774 ~~192~~194.8871 23.7172 0.00 0.00 IIA1 56,808,467.00 5350,~~302~~914,~~161~~160.0715 ~~195~~191,~~667~~646.5792 121,~~238,729~~496.5026 0.00 0.00 AR 50.00 0.00 0.00 0.00 0.00 0.00 IIP 90,151.30 8988,~~457~~621.9819 ~~348~~352.8127 068.0071 0.00 0.00 CB1 6,220,404.00 6,~~203~~186,~~339~~072.0272 8,~~598~~730.0649 0.00 0.00 0.00 CB2 2,443,730.00 2,~~437~~430,~~025~~242.9071 3,~~377~~429.8183 0.00 0.00 0.00 CB3 1,999,415.00 1,~~993~~988,~~929~~379.8395 2,~~763~~806.6623 0.00 0.00 0.00 CB4 444,314.00 ~~443~~441,~~095~~861.0777 ~~614~~623.1561 0.00 0.00 0.00 CB5 888,629.00 ~~886~~883,~~191~~724.1553 1,~~228~~247.2921 0.00 0.00 0.00 CB6 672,332.00 ~~670~~668,~~487~~621.5331 ~~929~~943.3263 0.00 0.00 0.00 Totals 444,314,610.55 ~~409~~396,~~813~~423,~~721~~410.2457 ~~570~~561,~~975~~441.7646 63,~~699~~734,~~569~~238.4652 0.00 0.00 (1) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Principal Distribution Statement (continued) Total Ending Ending Total Principal Certificate Certificate Principal Class Reduction Balance Percentage Distribution IA1 ~~105~~125,~~824~~652.6104 4847,~~077~~836,~~502~~088.9524 0.~~99405568~~98906416 ~~105~~125,~~824~~652.6104 IA2 0.00 0.00 0.00000000 0.00 IA3 ~~209~~249,~~768~~071.6821 25,~~634~~155,~~114~~575.8037 0.~~97825198~~95998990 ~~209~~249,~~768~~071.6821 IA4 0.00 35,071,933.00 1.00000000 0.00 IA5 21,~~247~~378,~~698~~090.0387 2623,~~756~~471,~~332~~710.6649 0.~~63140298~~55389160 21,~~247~~378,~~698~~090.0387 IA6 0.00 8,724,000.00 1.00000000 0.00 IA7 0.00 17,437,000.00 1.00000000 0.00 IA8 ~~212~~130,000.00 2,~~525~~215,000.00 0.~~63125000~~55375000 ~~212~~130,000.00 IA9 0.00 5,000,000.00 1.00000000 0.00 IA10 0.00 3,000,000.00 1.00000000 0.00 IA11 ~~928~~569,~~230~~109.9764 119,~~049~~693,~~552~~103.1402 0.~~63140298~~55389160 ~~928~~569,~~230~~109.9764 IA12 ~~366~~224,~~872~~933.2079 43,~~367~~831,~~203~~083.5220 0.~~63140298~~55389160 ~~366~~224,~~872~~933.2079 IA13 3018,~~941~~970.0734 ~~368~~323,~~318~~103.8380 0.~~63140299~~55389160 3018,~~941~~970.0734 IA14 0.00 1,855,000.00 1.00000000 0.00 IA15 ~~549~~652,~~837~~856.9834 6665,~~997~~742,~~237~~907.8079 0.~~97819039~~95987659 ~~549~~652,~~837~~856.9834 IA16 ~~742~~455,~~584~~287.7872 87,~~839~~754,~~641~~482.7141 0.~~63140298~~55389160 ~~742~~455,~~584~~287.7872 IA17 7948,~~562~~780.6583 ~~947~~830,~~104~~837.4740 0.~~63140298~~55389160 7948,~~562~~780.6583 IA18 2616,~~520~~260.8828 ~~315~~276,~~701~~945.4980 0.~~63140298~~55389160 2616,~~520~~260.8828 IA19 0.00 20,000,000.00 1.00000000 0.00 IA20 ~~276~~169,~~995~~829.9054 32,~~297~~892,~~326~~544.5390 0.~~63140298~~55389160 ~~276~~169,~~995~~829.9054 IA21 4125,~~254~~293.7277 ~~491~~430,~~091~~804.3570 0.~~63140298~~55389160 4125,~~254~~293.7277 IA22 0.00 44,662,000.00 1.00000000 0.00 IA23 0.00 2,386,000.00 1.00000000 0.00 IP ~~195~~198.5943 167,~~684~~271.3831 0.~~95718321~~95482531 ~~195~~198.5943 IIA1 1213,~~434,397~~143.0719 5150,~~867~~701,~~764~~016.0196 0.~~91302876~~89249050 1213,~~434,397~~143.0719 AR 0.00 0.00 0.00000000 0.00 IIP ~~348~~420.8197 8988,~~109~~200.1722 0.~~98844021~~97835772 ~~348~~420.8197 CB1 8,~~598~~730.0649 6,~~194~~177,~~740~~342.9624 0.~~99587438~~99307734 8,~~598~~730.0649 CB2 3,~~377~~429.8183 2,~~433~~426,~~648~~812.0988 0.~~99587438~~99307734 3,~~377~~429.8183 CB3 2,~~763~~806.6623 1,~~991~~985,~~166~~573.1772 0.~~99587438~~99307734 2,~~763~~806.6623 CB4 ~~614~~623.1561 ~~442~~441,~~480~~238.9316 0.~~99587438~~99307733 ~~614~~623.1561 CB5 1,~~228~~247.2921 ~~884~~882,~~962~~477.8532 0.~~99587438~~99307734 1,~~228~~247.2921 CB6 ~~929~~943.3263 ~~669~~667,~~558~~677.2167 0.~~99587437~~99307733 ~~929~~943.3263 Totals 74,~~270~~295,~~545~~679.2396 ~~402~~392,~~543~~127,~~176~~730.0260 0.~~90598681~~88254521 74,~~270~~295,~~545~~679.2396

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion IA1 48,365,000.00 ~~996~~991.~~24372087~~66215817 0.~~13435480~~22467466 2.~~05368614~~37332058 0.00000000 IA2 0.00 0.00000000 0.00000000 0.00000000 0.00000000 IA3 26,204,000.00 ~~986~~969.~~25719279~~49498474 0.~~49155358~~82199969 78.~~51366242~~68308388 0.00000000 IA4 35,071,933.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA5 42,376,000.00 ~~684~~586.~~44474915~~41215216 32.~~25698650~~81237753 4929.~~78478313~~70817373 0.00000000 IA6 8,724,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA7 17,437,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA8 4,000,000.00 ~~684~~586.25000000 32.~~25442250~~81060000 4929.~~74557750~~68940000 0.00000000 IA9 5,000,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA10 3,000,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA11 17,500,000.00 ~~684~~586.~~44474914~~41215200 32.~~25698686~~81237771 4929.~~78478286~~70817371 0.00000000 IA12 6,916,666.00 ~~684~~586.~~44474983~~41215146 32.~~25698682~~81237810 4929.~~78478359~~70817298 0.00000000 IA13 583,334.00 ~~684~~586.~~44474349~~41215839 32.~~25698485~~81238536 4929.~~78478882~~70817748 0.00000000 IA14 1,855,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA15 68,491,000.00 ~~986~~969.~~21827364~~40859573 0.~~49294579~~82432758 78.~~53494080~~70767429 0.00000000 IA16 14,000,000.00 ~~684~~586.~~44474929~~41215214 32.~~25698643~~81237714 4929.~~78478286~~70817357 0.00000000 IA17 1,500,000.00 ~~684~~586.~~44474667~~41215333 32.~~25698667~~81238000 4929.~~78478000~~70817333 0.00000000 IA18 500,000.00 ~~684~~586.~~44474000~~41216000 32.~~25698000~~81238000 4929.~~78478000~~70818000 0.00000000 IA19 20,000,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA20 5,222,222.00 ~~684~~586.~~44474976~~41215176 32.~~25698716~~81237757 4929.~~78478318~~70817403 0.00000000 IA21 777,778.00 ~~684~~586.~~44475159~~41215103 32.~~25698336~~81238348 4929.~~78478435~~70816865 0.00000000 IA22 44,662,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IA23 2,386,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 IP 175,185.25 ~~958~~955.~~29968562~~95799304 1.~~10100594~~11145202 0.~~01546934~~02123466 0.00000000 IIA1 56,808,467.00 ~~938~~896.~~27846243~~24245889 3.~~44433815~~37356261 210.~~80536750~~37839887 0.00000000 AR 50.00 0.00000000 0.00000000 0.00000000 0.00000000 IIP 90,151.30 ~~992~~983.~~30937324~~02731075 3.~~86916218~~90754210 0.~~00000000~~76216316 0.00000000 IX 0.00 0.00000000 0.00000000 0.00000000 0.00000000 IIX 0.00 0.00000000 0.00000000 0.00000000 0.00000000 CB1 6,220,404.00 ~~997~~994.~~25661227~~48086009 1.~~38223498~~40352459 0.00000000 0.00000000 CB2 2,443,730.00 ~~997~~994.~~25661182~~48085918 1.~~38223535~~40352248 0.00000000 0.00000000 CB3 1,999,415.00 ~~997~~994.~~25661256~~48086065 1.~~38223430~~40352553 0.00000000 0.00000000 CB4 444,314.00 ~~997~~994.~~25660231~~48086263 1.~~38224319~~40353444 0.00000000 0.00000000 CB5 888,629.00 ~~997~~994.~~25661665~~48085759 1.~~38223038~~40352160 0.00000000 0.00000000 CB6 672,332.00 ~~997~~994.~~25660834~~48086660 1.~~38223378~~40351790 0.00000000 0.00000000 (2) All Classes are per $1,000 denomination

Principal Distribution Factors Statement (continued) Total Ending Ending Total Realized Principal Certificate Certificate Principal Class Loss (3) Reduction Balance Percentage Distribution IA1 0.00000000 2.~~18804115~~59799524 ~~994~~989.~~05567973~~06416293 0.~~99405568~~98906416 2.~~18804115~~59799524 IA2 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 IA3 0.00000000 89.~~00521600~~50508358 ~~978~~959.~~25197680~~98990116 0.~~97825198~~95998990 89.~~00521600~~50508358 IA4 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA5 0.00000000 5332.~~04176963~~52055102 ~~631~~553.~~40297952~~89160114 0.~~63140298~~55389160 5332.~~04176963~~52055102 IA6 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA7 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA8 0.00000000 5332.~~00000000~~50000000 ~~631~~553.~~25000000~~75000000 0.~~63125000~~55375000 5332.~~00000000~~50000000 IA9 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA10 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA11 0.00000000 5332.~~04176971~~52055086 ~~631~~553.~~40297943~~89160114 0.~~63140298~~55389160 5332.~~04176971~~52055086 IA12 0.00000000 5332.~~04176897~~52055109 ~~631~~553.~~40297941~~89160038 0.~~63140298~~55389160 5332.~~04176897~~52055109 IA13 0.00000000 5332.~~04177367~~52054569 ~~631~~553.~~40298697~~89159555 0.~~63140299~~55389160 5332.~~04177367~~52054569 IA14 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA15 0.00000000 89.~~02788658~~53200187 ~~978~~959.~~19038706~~87659386 0.~~97819039~~95987659 89.~~02788658~~53200187 IA16 0.00000000 5332.~~04177000~~52055143 ~~631~~553.~~40297929~~89160071 0.~~63140298~~55389160 5332.~~04177000~~52055143 IA17 0.00000000 5332.~~04176667~~52055333 ~~631~~553.~~40298000~~89160000 0.~~63140298~~55389160 5332.~~04176667~~52055333 IA18 0.00000000 5332.~~04176000~~52056000 ~~631~~553.~~40298000~~89160000 0.~~63140298~~55389160 5332.~~04176000~~52056000 IA19 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA20 0.00000000 5332.~~04177034~~52055160 ~~631~~553.~~40297942~~89160017 0.~~63140298~~55389160 5332.~~04177034~~52055160 IA21 0.00000000 5332.~~04176770~~52055214 ~~631~~553.~~40298388~~89159889 0.~~63140298~~55389160 5332.~~04176770~~52055214 IA22 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IA23 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 IP 0.00000000 1.~~11647527~~13268668 ~~957~~954.~~18321034~~82530635 0.~~95718321~~95482531 1.~~11647527~~13268668 IIA1 0.00000000 253.~~24970565~~75196166 ~~913~~892.~~02875696~~49049724 0.~~91302876~~89249050 253.~~24970565~~75196166 AR 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 IIP 0.00000000 34.~~86916218~~66959434 ~~988~~978.~~44021107~~35771642 0.~~98844021~~97835772 34.~~86916218~~66959434 IX 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 IIX 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 CB1 0.00000000 1.~~38223498~~40352459 ~~995~~993.~~87437729~~07733710 0.~~99587438~~99307734 1.~~38223498~~40352459 CB2 0.00000000 1.~~38223535~~40352248 ~~995~~993.~~87437647~~07733669 0.~~99587438~~99307734 1.~~38223535~~40352248 CB3 0.00000000 1.~~38223430~~40352553 ~~995~~993.~~87437826~~07733512 0.~~99587438~~99307734 1.~~38223430~~40352553 CB4 0.00000000 1.~~38224319~~40353444 ~~995~~993.~~87438163~~07732820 0.~~99587438~~99307733 1.~~38224319~~40353444 CB5 0.00000000 1.~~38223038~~40352160 ~~995~~993.~~87437502~~07733599 0.~~99587438~~99307734 1.~~38223038~~40352160 CB6 0.00000000 1.~~38223378~~40351790 ~~995~~993.~~87437456~~07733382 0.~~99587437~~99307733 1.~~38223378~~40351790 (3) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class Amount Rate Balance Interest Shortfall Shortfall IA1 48,365,000.00 3.85000% 4847,~~183~~961,~~327~~740.5628 ~~154~~153,~~588~~877.1825 0.00 0.00 IA2 0.00 5.25000% 51,~~869~~254,~~903~~645.1883 ~~226~~224,~~930~~239.8308 0.00 0.00 IA3 26,204,000.00 4.50000% 25,~~843~~404,~~883~~646.4858 9695,~~914~~267.5642 0.00 0.00 IA4 35,071,933.00 5.25000% 35,071,933.00 153,439.71 0.00 0.00 IA5 42,376,000.00 5.25000% 2924,~~004~~849,~~030~~801.6936 ~~126~~108,~~892~~717.6388 0.00 0.00 IA6 8,724,000.00 5.25000% 8,724,000.00 38,167.50 0.00 0.00 IA7 17,437,000.00 5.25000% 17,437,000.00 76,286.88 0.00 0.00 IA8 4,000,000.00 5.25000% 2,~~737~~345,000.00 1110,~~974~~259.38 0.00 0.00 IA9 5,000,000.00 5.25000% 5,000,000.00 21,875.00 0.00 0.00 IA10 3,000,000.00 5.25000% 3,000,000.00 13,125.00 0.00 0.00 IA11 17,500,000.00 3.20000% 1110,~~977~~262,~~783~~212.1166 3127,~~940~~365.7590 0.00 0.00 IA12 6,916,666.00 10.12048% 4,~~734~~056,~~075~~016.7399 3934,~~925~~207.9337 0.00 0.00 IA13 583,334.00 9.00000% ~~399~~342,~~259~~074.8915 2,~~994~~565.4556 0.00 0.00 IA14 1,855,000.00 5.25000% 1,855,000.00 8,115.63 0.00 0.00 IA15 68,491,000.00 3.00000% 6766,~~547~~395,~~075~~764.7813 ~~168~~165,~~867~~989.6941 0.00 0.00 IA16 14,000,000.00 2.70000% 98,~~582~~209,~~226~~770.4913 2118,~~560~~471.0198 0.00 0.00 IA17 1,500,000.00 2.~~61500~~62000% 1879,~~026,667~~618.1223 21,~~237~~920.2850 0.00 0.00 IA18 500,000.00 13.~~15500~~14000% ~~342~~293,~~222~~206.3708 3,~~751~~210.61 0.00 0.00 IA19 20,000,000.00 5.25000% 20,000,000.00 87,500.00 0.00 0.00 IA20 5,222,222.00 11.52766% 3,~~574~~062,~~322~~374.4344 3429,~~336~~418.3134 0.00 0.00 IA21 777,778.00 9.00000% ~~532~~456,~~346~~098.0747 3,~~992~~420.6074 0.00 0.00 IA22 44,662,000.00 4.50000% 44,662,000.00 167,482.50 0.00 0.00 IA23 2,386,000.00 5.25000% 2,386,000.00 10,438.75 0.00 0.00 IP 175,185.25 0.00000% 167,~~879~~469.9774 0.00 0.00 0.00 IIA1 56,808,467.00 4.75000% 5350,~~302~~914,~~161~~160.0715 ~~210~~201,~~987~~535.7222 0.00 0.00 AR 50.00 4.75000% 0.00 0.00 0.00 0.00 IIP 90,151.30 0.00000% 8988,~~457~~621.9819 0.00 0.00 0.00 IX 0.00 5.25000% 2928,~~856~~646,~~455~~020.6489 ~~130~~125,~~621~~326.9934 0.00 0.00 IIX 0.00 4.75000% 4,~~606~~168,~~670~~318.8089 1816,~~234~~499.7460 0.00 0.00 CB1 6,220,404.00 5.~~18419~~18449% 6,~~203~~186,~~339~~072.0272 26,~~799~~726.3936 0.00 0.00 CB2 2,443,730.00 5.~~18419~~18449% 2,~~437~~430,~~025~~242.9071 10,~~528~~499.3364 0.00 0.00 CB3 1,999,415.00 5.~~18419~~18449% 1,~~993~~988,~~929~~379.8395 8,~~614~~590.0961 0.00 0.00 CB4 444,314.00 5.~~18419~~18449% ~~443~~441,~~095~~861.0777 1,~~914~~909.2402 0.00 0.00 CB5 888,629.00 5.~~18419~~18449% ~~886~~883,~~191~~724.1553 3,~~828~~818.4805 0.00 0.00 CB6 672,332.00 5.~~18419~~18449% ~~670~~668,~~487~~621.5331 2,~~896~~888.6172 0.00 0.00 Totals 444,314,610.55 1,~~917~~853,~~763~~155.7795 0.00 0.00

Interest Distribution Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (4) Distribution Shortfall Balance IA1 0.00 0.00 ~~154~~153,~~588~~877.1824 0.00 4847,~~077~~836,~~502~~088.9524 IA2 0.00 0.00 ~~226~~224,~~930~~239.8306 0.00 5150,~~576~~905,~~071~~761.4845 IA3 0.00 0.00 9695,~~914~~267.5642 0.00 25,~~634~~155,~~114~~575.8037 IA4 0.00 0.00 153,439.7170 0.00 35,071,933.00 IA5 0.00 0.00 ~~126~~108,~~892~~717.6387 0.00 2623,~~756~~471,~~332~~710.6649 IA6 0.00 0.00 38,167.50 0.00 8,724,000.00 IA7 0.00 0.00 76,286.87 0.00 17,437,000.00 IA8 0.00 0.00 1110,~~974~~259.37 0.00 2,~~525~~215,000.00 IA9 0.00 0.00 21,875.00 0.00 5,000,000.00 IA10 0.00 0.00 13,125.00 0.00 3,000,000.00 IA11 0.00 0.00 3127,~~940~~365.7590 0.00 119,~~049~~693,~~552~~103.1402 IA12 0.00 0.00 3934,~~925~~207.9336 0.00 43,~~367~~831,~~203~~083.5220 IA13 0.00 0.00 2,~~994~~565.4556 0.00 ~~368~~323,~~318~~103.8380 IA14 0.00 0.00 8,115.62 0.00 1,855,000.00 IA15 0.00 0.00 ~~168~~165,~~867~~989.6940 0.00 6665,~~997~~742,~~237~~907.8079 IA16 0.00 0.00 2118,~~560~~471.0198 0.00 87,~~839~~754,~~641~~482.7141 IA17 0.00 0.00 21,~~237~~920.2850 0.00 ~~947~~830,~~104~~837.4740 IA18 0.00 0.00 3,~~751~~210.61 0.00 ~~315~~276,~~701~~945.4980 IA19 0.00 0.00 87,~~500~~499.0099 0.00 20,000,000.00 IA20 0.00 0.00 3429,~~336~~418.3134 0.00 32,~~297~~892,~~326~~544.5390 IA21 0.00 0.00 3,~~992~~420.6074 0.00 ~~491~~430,~~091~~804.3570 IA22 0.00 0.00 167,482.5049 0.00 44,662,000.00 IA23 0.00 0.00 10,438.75 0.00 2,386,000.00 IP 0.00 0.00 0.00 0.00 167,~~684~~271.3831 IIA1 0.00 0.00 ~~210~~201,~~987~~535.7220 0.00 5150,~~867~~701,~~764~~016.0196 AR 0.00 0.00 3.5843 0.00 0.00 IIP 0.00 0.00 0.00 0.00 8988,~~109~~200.1722 IX 0.00 0.00 ~~130~~125,~~621~~326.9933 0.00 2928,~~222~~131,~~733~~463.0266 IIX 0.00 0.00 1816,~~234~~499.7459 0.00 4,~~284~~153,~~726~~212.3590 CB1 0.00 0.00 26,~~799~~726.3936 0.00 6,~~194~~177,~~740~~342.9624 CB2 0.00 0.00 10,~~528~~499.3364 0.00 2,~~433~~426,~~648~~812.0988 CB3 0.00 0.00 8,~~614~~590.0961 0.00 1,~~991~~985,~~166~~573.1772 CB4 0.00 0.00 1,~~914~~909.2402 0.00 ~~442~~441,~~480~~238.9316 CB5 0.00 0.00 3,~~828~~818.4805 0.00 ~~884~~882,~~962~~477.8532 CB6 0.00 0.00 2,~~896~~888.6172 0.00 ~~669~~667,~~558~~677.2167 Totals 0.00 0.00 1,~~917~~853,~~767~~159.3222 0.00 (4) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Factors Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class (5) Amount Rate Balance Interest Shortfall Shortfall IA1 48,365,000.00 3.85000% ~~996~~991.~~24372087~~66215817 3.~~19628202~~18158276 0.00000000 0.00000000 IA2 0.00 5.25000% ~~990~~978.~~36875282~~62144625 4.~~33286336~~28146891 0.00000000 0.00000000 IA3 26,204,000.00 4.50000% ~~986~~969.~~25719279~~49498474 3.~~69846436~~63560601 0.00000000 0.00000000 IA4 35,071,933.00 5.25000% 1000.00000000 4.37500009 0.00000000 0.00000000 IA5 42,376,000.00 5.25000% ~~684~~586.~~44474915~~41215216 2.~~99444568~~56555314 0.00000000 0.00000000 IA6 8,724,000.00 5.25000% 1000.00000000 4.37500000 0.00000000 0.00000000 IA7 17,437,000.00 5.25000% 1000.00000000 4.37500029 0.00000000 0.00000000 IA8 4,000,000.00 5.25000% ~~684~~586.25000000 2.~~99359500~~56484500 0.00000000 0.00000000 IA9 5,000,000.00 5.25000% 1000.00000000 4.37500000 0.00000000 0.00000000 IA10 3,000,000.00 5.25000% 1000.00000000 4.37500000 0.00000000 0.00000000 IA11 17,500,000.00 3.20000% ~~684~~586.~~44474914~~41215200 1.~~82518571~~56376571 0.00000000 0.00000000 IA12 6,916,666.00 10.12048% ~~684~~586.~~44474983~~41215146 54.~~77242417~~94564433 0.00000000 0.00000000 IA13 583,334.00 9.00000% ~~684~~586.~~44474349~~41215839 54.~~13333699~~39809783 0.00000000 0.00000000 IA14 1,855,000.00 5.25000% 1000.00000000 4.37500270 0.00000000 0.00000000 IA15 68,491,000.00 3.00000% ~~986~~969.~~21827364~~40859573 2.~~46554569~~42352148 0.00000000 0.00000000 IA16 14,000,000.00 2.70000% ~~684~~586.~~44474929~~41215214 1.~~54000071~~31942714 0.00000000 0.00000000 IA17 1,500,000.00 2.~~61500~~62000% ~~684~~586.~~44474667~~41215333 1.~~49152000~~28033333 0.00000000 0.00000000 IA18 500,000.00 13.~~15500~~14000% ~~684~~586.~~44474000~~41216000 76.~~50322000~~42122000 0.00000000 0.00000000 IA19 20,000,000.00 5.25000% 1000.00000000 4.37500000 0.00000000 0.00000000 IA20 5,222,222.00 11.52766% ~~684~~586.~~44474976~~41215176 65.~~57503836~~63329939 0.00000000 0.00000000 IA21 777,778.00 9.00000% ~~684~~586.~~44475159~~41215103 54.~~13334139~~39809303 0.00000000 0.00000000 IA22 44,662,000.00 4.50000% 1000.00000000 3.75000000 0.00000000 0.00000000 IA23 2,386,000.00 5.25000% 1000.00000000 4.37500000 0.00000000 0.00000000 IP 175,185.25 0.00000% ~~958~~955.~~29968562~~95799304 0.00000000 0.00000000 0.00000000 IIA1 56,808,467.00 4.75000% ~~938~~896.~~27846243~~24245889 3.~~71401890~~54762645 0.00000000 0.00000000 AR 50.00 4.75000% 0.00000000 0.00000000 0.00000000 0.00000000 IIP 90,151.30 0.00000% ~~992~~983.~~30937324~~02731075 0.00000000 0.00000000 0.00000000 IX 0.00 5.25000% ~~901~~865.~~73721545~~17915664 3.~~94510021~~78515877 0.00000000 0.00000000 IIX 0.00 4.75000% ~~923~~835.~~38056709~~51545738 3.~~65504836~~30724957 0.00000000 0.00000000 CB1 6,220,404.00 5.~~18419~~18449% ~~997~~994.~~25661227~~48086009 4.~~30830377~~29656337 0.00000000 0.00000000 CB2 2,443,730.00 5.~~18419~~18449% ~~997~~994.~~25661182~~48085918 4.~~30830329~~29656304 0.00000000 0.00000000 CB3 1,999,415.00 5.~~18419~~18449% ~~997~~994.~~25661256~~48086065 4.~~30830518~~29656174 0.00000000 0.00000000 CB4 444,314.00 5.~~18419~~18449% ~~997~~994.~~25660231~~48086263 4.~~30830449~~29655604 0.00000000 0.00000000 CB5 888,629.00 5.~~18419~~18449% ~~997~~994.~~25661665~~48085759 4.~~30829964~~29656246 0.00000000 0.00000000 CB6 672,332.00 5.~~18419~~18449% ~~997~~994.~~25660834~~48086660 4.~~30830304~~29656777 0.00000000 0.00000000 (5) All Classes are per $1,000 denomination

Interest Distribution Factors Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (6) Distribution Shortfall Balance IA1 0.00000000 0.00000000 3.~~19628202~~18158255 0.00000000 ~~994~~989.~~05567973~~06416293 IA2 0.00000000 0.00000000 4.~~33286336~~28146853 0.00000000 ~~984~~971.~~75852962~~96008452 IA3 0.00000000 0.00000000 3.~~69846436~~63560601 0.00000000 ~~978~~959.~~25197680~~98990116 IA4 0.00000000 0.00000000 4.~~37500009~~37499980 0.00000000 1000.00000000 IA5 0.00000000 0.00000000 2.~~99444568~~56555291 0.00000000 ~~631~~553.~~40297952~~89160114 IA6 0.00000000 0.00000000 4.37500000 0.00000000 1000.00000000 IA7 0.00000000 0.00000000 4.37499971 0.00000000 1000.00000000 IA8 0.00000000 0.00000000 2.~~99359250~~56484250 0.00000000 ~~631~~553.~~25000000~~75000000 IA9 0.00000000 0.00000000 4.37500000 0.00000000 1000.00000000 IA10 0.00000000 0.00000000 4.37500000 0.00000000 1000.00000000 IA11 0.00000000 0.00000000 1.~~82518571~~56376571 0.00000000 ~~631~~553.~~40297943~~89160114 IA12 0.00000000 0.00000000 54.~~77242417~~94564289 0.00000000 ~~631~~553.~~40297941~~89160038 IA13 0.00000000 0.00000000 54.~~13333699~~39809783 0.00000000 ~~631~~553.~~40298697~~89159555 IA14 0.00000000 0.00000000 4.37499730 0.00000000 1000.00000000 IA15 0.00000000 0.00000000 2.~~46554569~~42352134 0.00000000 ~~978~~959.~~19038706~~87659386 IA16 0.00000000 0.00000000 1.~~54000071~~31942714 0.00000000 ~~631~~553.~~40297929~~89160071 IA17 0.00000000 0.00000000 1.~~49152000~~28033333 0.00000000 ~~631~~553.~~40298000~~89160000 IA18 0.00000000 0.00000000 76.~~50322000~~42122000 0.00000000 ~~631~~553.~~40298000~~89160000 IA19 0.00000000 0.00000000 4.~~37500000~~37499950 0.00000000 1000.00000000 IA20 0.00000000 0.00000000 65.~~57503836~~63329939 0.00000000 ~~631~~553.~~40297942~~89160017 IA21 0.00000000 0.00000000 54.~~13334139~~39809303 0.00000000 ~~631~~553.~~40298388~~89159889 IA22 0.00000000 0.00000000 3.~~75000000~~74999978 0.00000000 1000.00000000 IA23 0.00000000 0.00000000 4.37500000 0.00000000 1000.00000000 IP 0.00000000 0.00000000 0.00000000 0.00000000 ~~957~~954.~~18321034~~82530635 IIA1 0.00000000 0.00000000 3.~~71401890~~54762610 0.00000000 ~~913~~892.~~02875696~~49049724 AR 0.00000000 0.00000000 7168.60000000 0.00000000 0.00000000 IIP 0.00000000 0.00000000 0.00000000 0.00000000 ~~988~~978.~~44021107~~35771642 IX 0.00000000 0.00000000 3.~~94510021~~78515847 0.00000000 ~~882~~849.~~59725866~~63828303 IIX 0.00000000 0.00000000 3.~~65504836~~30724756 0.00000000 ~~858~~832.~~84866071~~48754890 CB1 0.00000000 0.00000000 4.~~30830377~~29656337 0.00000000 ~~995~~993.~~87437729~~07733710 CB2 0.00000000 0.00000000 4.~~30830329~~29656304 0.00000000 ~~995~~993.~~87437647~~07733669 CB3 0.00000000 0.00000000 4.~~30830518~~29656174 0.00000000 ~~995~~993.~~87437826~~07733512 CB4 0.00000000 0.00000000 4.~~30830449~~29655604 0.00000000 ~~995~~993.~~87438163~~07732820 CB5 0.00000000 0.00000000 4.~~30829964~~29656246 0.00000000 ~~995~~993.~~87437502~~07733599 CB6 0.00000000 0.00000000 4.~~30830304~~29656777 0.00000000 ~~995~~993.~~87437456~~07733382 (6) Amount Does Not Include Excess Special Hazard, Bankruptcy,or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance 0.00 Deposits Payments of Interest and Principal 96,~~377~~261,~~457~~418.6919 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) ~~9,659~~0.4600 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 96,~~387~~261,~~117~~418.1519 Withdrawals Reimbursement for Servicer Advances 929,~~385~~644.6102 Payment of Service Fee ~~106~~102,~~418~~934.99 Payment of Interest and Principal 96,~~188~~148,~~312~~839.5518 Total Withdrawals (Pool Distribution Amount) 96,~~387~~261,~~117~~418.1519 Ending Balance 0.00

SERVICING FEES Gross Servicing Fee 8582,~~377~~588.9937 External MS Fee 15,~~918~~391.31 Trustee Fee 54,~~122~~955.6931 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee ~~106~~102,~~418~~934.99

OTHER ACCOUNTS Beginning Current Current Ending Account Type Balance Withdrawals Deposits Balance Class I-A-10 Rounding Account 999.99 0.00 0.00 999.99 Class I-A-8 Rounding Account ~~184~~211.8628 ~~708~~742.4248 ~~815~~788.1371 ~~291~~257.5751 Class I-A-9 Rounding Account 999.99 0.00 0.00 999.99 Original $ Original % Current $ Current % Bankruptcy 100,000.00 0.02250657 % 100,000.00 0.02550185 % Fraud 8,886,292.00 1.99999995 % 8,886,292.00 2.26616852 % Special Hazard 6,797,466.00 1.52987677 % 6,797,466.00 1.73347932 % Limit of Subordinate's Exposure to Certain Types of Losses

Delinquency Status By Groups

DELINQUENT BANKRUPTCY FORECLOSURE REO Total Gr1- 30 ~~Year~~yr ~~Jumbo~~JumboA A No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 40 0 0 0 40 ~~1,557,345~~0.4500 0.00 0.00 0.00 ~~1,557,345~~0.4500 60 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 40 0 0 0 40 ~~1,557,345~~0.4500 0.00 0.00 0.00 ~~1,557,345~~0.4500 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.~~535475~~000000% 0.000000% 0.000000% 0.000000% 0.~~535475~~000000% 0.~~445903~~000000% 0.000000% 0.000000% 0.000000% 0.~~445903~~000000% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 0.~~535475~~000000% 0.000000% 0.000000% 0.000000% 0.~~535475~~000000% 0.~~445903~~000000% 0.000000% 0.000000% 0.000000% 0.~~445903~~000000% DELINQUENT BANKRUPTCY FORECLOSURE REO Total Gr2- 15 ~~Year~~yr Jumbo A No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 60 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000%

COLLATERAL STATEMENT Collateral Description Mixed Fixed Weighted Average Gross Coupon 5.~~927129~~921215% Weighted Average Net Coupon 5.~~630518~~624625% Weighted Average Pass-Through Rate 5.~~615518~~609625% Weighted Average Maturity(Stepdown Calculation ) ~~330~~328 Beginning Scheduled Collateral Loan Count ~~864~~837 Number Of Loans Paid In Full 148 Ending Scheduled Collateral Loan Count ~~850~~829 Beginning Scheduled Collateral Balance ~~409~~396,~~814~~424,~~536~~199.3830 Ending Scheduled Collateral Balance ~~402~~392,~~543~~128,~~884~~473.4411 Ending Actual Collateral Balance at 30-~~Sep~~Nov-2003 ~~403~~392,~~035~~623,~~771~~512.8215 Monthly P &I Constant 2,~~595~~517,~~162~~535.2769 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 96,~~115~~075,~~508~~880.1400 Ending Scheduled Balance for Premium Loans ~~402~~392,~~543~~128,~~884~~473.4411 Scheduled Principal ~~570~~561,~~975~~441.7744 Unscheduled Principal 63,~~699~~734,~~676~~284.1775

~~Subsequent~~Group ~~Losses~~Level (Collateral Statement Group Gr1- 30 yr JumboA Gr2- 15 yr Jumbo A Total) ~~$0.00~~Collateral ~~Subsequent~~Description ~~Losses~~Mixed ~~(Group~~Fixed 1)Mixed $0Fixed Mixed Fixed Weighted Average Coupon Rate 5.00996573 ~~Subsequent~~5.429216 ~~Losses~~5.921215 ~~(Group~~Weighted 2)Average $0Net Rate 5.00746572 ~~Subsequent~~5.179216 ~~Loss~~5.624625 ~~Recoveries~~Weighted ~~(Total)~~Average $Maturity 352 173 328 Beginning Loan Count 736 101 837 Loans Paid In Full 8 0 8 Ending Loan Count 728 101 829 Beginning Scheduled Balance 343,770,625.0037 ~~Subsequent~~52,653,573.93 ~~Loss~~396,424,199.30 ~~Recoveries~~Ending ~~(Group~~scheduled 1)Balance $0339,694,677.0012 ~~Subsequent~~52,433,795.99 ~~Loss~~392,128,473.11 ~~Recoveries~~Record ~~(Group~~Date 11/30/2003 11/30/2003 11/30/2003 Principal And Interest Constant 2),081,099.71 $0436,435.0098 ~~Current~~2,517,535.69 ~~Period~~Scheduled ~~Net~~Principal ~~Losses~~363,228.47 ~~(Total)~~198,212.97 $0561,441.0044 ~~Current~~Unscheduled ~~Period~~Principal ~~Net~~3,712,719.78 ~~Losses~~21,564.97 ~~(Group~~3,734,284.75 Scheduled Interest 1),717,871.24 $0238,223.0001 ~~Current~~1,956,094.25 ~~Period~~Servicing ~~Net~~Fees ~~Losses~~71,618.89 ~~(Group~~10,969.48 2)82,588.37 $Master Servicing Fees 0.00 ~~Repurchase~~0.00 ~~Principal~~0.00 ~~(Total)~~Trustee $Fee 4,297.15 658.16 4,955.31 FRY Amount 0.00 ~~Repurchase~~0.00 ~~Principal~~0.00 ~~(Group~~Special 1)Hazard $Fee 0.00 ~~Repurchase~~0.00 ~~Principal~~0.00 ~~(Group~~Other Fee 13,365.21 2),026.10 $015,391.0031 ~~Substitution~~Pool ~~Amounts~~Insurance ~~(Total)~~Fee $0.00 ~~Substitution~~0.00 ~~Amounts~~0.00 ~~(Group~~Spread Fee 1) $0.00 ~~Substitution~~0.00 ~~Amounts~~0.00 ~~(Group~~Spread Fee 2) $0.00 ~~Net~~0.00 ~~Liquidation~~0.00 ~~Proceeds~~Spread ~~(Total)~~Fee $3 0.00 0.00 0.00 Net ~~Liquidation~~Interest ~~Proceeds~~1,628,589.99 ~~(Group~~224,569.27 1),853,159.26 $Realized Loss Amount 0.00 ~~Net~~0.00 ~~Liquidation~~0.00 ~~Proceeds~~Cumulative ~~(Group~~Realized 2)Loss $0.00 ~~Insurance~~0.00 ~~Proceeds~~0.00 ~~(Total)~~Percentage $of Cumulative Losses 0.000000 ~~Insurance~~0.0000 ~~Proceeds~~0.0000 ~~(Group~~Prepayment 1)Penalties $0.00 ~~Insurance~~0.00 ~~Proceeds~~0.00 ~~(Group~~Special 2)Servicing $Fee 0.00 0.00 0.00 Pass-Through Rate 5.684919 5.118040 5.609625

~~Group~~Miscellaneous ~~Level~~Reporting ~~Collateral Statement~~ Group 30Gr1- Year Jumbo A 15 Year Jumbo A Total Collateral Description Mixed Fixed Mixed Fixed Mixed Fixed Weighted Average Coupon Rate 6.001036 5.450895 5.927129 Weighted Average Net Rate 5.751036 5.200895 5.630518 Weighted Average Maturity 354 175 330 Beginning Loan Count 758 106 864 Loans Paid In Full 11 3 14 Ending Loan Count 747 103 850 Beginning Scheduled Balance 354,759,847.22 55,054,689.16 409,814,536.38 Ending scheduled Balance 348,930,046.14 53,613,838.30 ~~402,543,884.44~~yr ~~Record~~JumboA ~~Date~~Insurance ~~09/30/2003~~Proceeds 09/30/2003 09/30/2003 Principal And Interest Constant 2,142,959.81 452,202.46 2,595,162.27 Scheduled Principal 368,854.41 202,121.36 570,975.77 Unscheduled Principal 5,460,946.67 1,238,729.50 6,699,676.17 Scheduled Interest 1,774,105.40 250,081.10 2,024,186.50 Servicing Fees 73,908.27 11,469.72 85,377.99 Master Servicing Fees 0.00 ~~0.00~~Net ~~0.00~~Liquidation ~~Trustee~~Proceeds ~~Fee 4,434.49 688.20 5,122.69 FRY Amount~~ 0.00 ~~0.00~~Repurchase Principal 0.00 ~~Special~~Subsequent ~~Hazard~~Loss ~~Fee~~Recoveries 0.00 ~~0.00~~Substitution ~~0.00~~Adjustment ~~Other~~Amount ~~Fee 13,800.57 2,117.74 15,918.31 Pool Insurance Fee~~ 0.00 ~~0.00~~Subsequent Losses 0.00 ~~Spread~~Substitution ~~Fee~~Amount 1 0.00 ~~0.00~~Group ~~0.00~~Gr2- ~~Spread~~15 ~~Fee~~yr 2Jumbo ~~0.00~~A ~~0.00~~Insurance ~~0.00~~Proceeds ~~Spread Fee 3~~ 0.00 ~~0.00 0.00~~ Net ~~Interest~~Liquidation ~~1,681,962.07~~Proceeds ~~235,805.44 1,917,767.51 Realized Loss Amount~~ 0.00 ~~0.00~~Repurchase Principal 0.00 ~~Cumulative~~Subsequent ~~Realized~~ Loss ~~0.00~~Recoveries 0.00 ~~0.00~~Substitution ~~Percentage~~Adjustment ofAmount ~~Cumulative Losses~~ 0.00 ~~0.00~~Subsequent ~~0.00~~Losses ~~Prepayment Penalties~~ 0.00 ~~0.00~~Substitution ~~0.00~~Amount ~~Special Servicing Fee~~ 0.00 ~~0.00 0.00 Pass-Through Rate 5.689354 5.139735 5.615518~~

Filing Compare · CSFB MORTGAGE BACKED PASS THROUGH CERTS SERIES 2003 19