| 2004-09-30 | Rank |
| U.S. Government agency obligations | $13,376,000,000 | 14 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 836 |
| Issued by U.S. government enterprises (GSEs) | $707,000,000 | 49 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $10,691,000,000 | 8 |
| Issued by G.N.M.A. | $1,978,000,000 | 7 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $0 | 3,472 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2004-06-30 | Rank |
| U.S. Government agency obligations | $20,747,000,000 | 7 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 863 |
| Issued by U.S. government enterprises (GSEs) | $671,000,000 | 52 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $12,062,000,000 | 8 |
| Issued by G.N.M.A. | $8,014,000,000 | 2 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $0 | 3,554 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2004-03-31 | Rank |
| U.S. Government agency obligations | $31,855,000,000 | 5 |
| Non-mortgage backed: |
| U.S. government agencies | $17,000,000 | 49 |
| Issued by U.S. government enterprises (GSEs) | $487,000,000 | 67 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $17,487,000,000 | 5 |
| Issued by G.N.M.A. | $13,864,000,000 | 1 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $0 | 3,611 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2003-12-31 | Rank |
| U.S. Government agency obligations | $30,210,000,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | $18,000,000 | 46 |
| Issued by U.S. government enterprises (GSEs) | $863,000,000 | 37 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $14,316,000,000 | 6 |
| Issued by G.N.M.A. | $15,013,000,000 | 1 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $0 | 3,822 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2003-09-30 | Rank |
| U.S. Government agency obligations | $29,618,000,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | $19,000,000 | 45 |
| Issued by U.S. government enterprises (GSEs) | $976,000,000 | 34 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $13,412,000,000 | 6 |
| Issued by G.N.M.A. | $14,784,000,000 | 1 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $427,000,000 | 90 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2003-06-30 | Rank |
| U.S. Government agency obligations | $34,454,000,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $20,000,000 | 34 |
| Issued by U.S. government enterprises (GSEs) | $1,862,000,000 | 22 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $16,789,000,000 | 6 |
| Issued by G.N.M.A. | $15,315,000,000 | 2 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $468,000,000 | 90 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2003-03-31 | Rank |
| U.S. Government agency obligations | $32,797,000,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $21,000,000 | 33 |
| Issued by U.S. government enterprises (GSEs) | $2,801,000,000 | 12 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $11,742,000,000 | 7 |
| Issued by G.N.M.A. | $17,826,000,000 | 1 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $407,000,000 | 103 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2002-12-31 | Rank |
| U.S. Government agency obligations | $23,097,000,000 | 6 |
| Non-mortgage backed: |
| U.S. government agencies | $22,000,000 | 38 |
| Issued by U.S. government enterprises (GSEs) | $772,000,000 | 41 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $8,060,000,000 | 9 |
| Issued by G.N.M.A. | $12,588,000,000 | 2 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $1,655,000,000 | 30 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2001-12-31 | Rank |
| U.S. Government agency obligations | $24,673,464,000 | 4 |
| Non-mortgage backed: |
| U.S. government agencies | $26,858,000 | 38 |
| Issued by U.S. government enterprises (GSEs) | $3,395,718,000 | 7 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $7,288,801,000 | 8 |
| Issued by G.N.M.A. | $7,685,599,000 | 2 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $6,276,488,000 | 5 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 2000-12-31 | Rank |
| U.S. Government agency obligations | $7,357,602,000 | 19 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,091 |
| Issued by U.S. government enterprises (GSEs) | $7,290,498,000 | 2 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $67,104,000 | 238 |
| Issued by G.N.M.A. | $0 | 4,728 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $0 | 4,024 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1999-12-31 | Rank |
| U.S. Government agency obligations | $3,349,991,000 | 36 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,161 |
| Issued by U.S. government enterprises (GSEs) | $2,614,646,000 | 10 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $528,218,000 | 60 |
| Issued by G.N.M.A. | $207,127,000 | 66 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $0 | 4,288 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1998-12-31 | Rank |
| U.S. Government agency obligations | $3,338,189,000 | 40 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,266 |
| Issued by U.S. government enterprises (GSEs) | $1,614,990,000 | 12 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $975,780,000 | 38 |
| Issued by G.N.M.A. | $747,419,000 | 22 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $0 | 4,565 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1997-12-31 | Rank |
| U.S. Government agency obligations | $1,520,943,000 | 68 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,382 |
| Issued by U.S. government enterprises (GSEs) | $707,458,000 | 21 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $464,208,000 | 60 |
| Issued by G.N.M.A. | $349,277,000 | 38 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $0 | 4,813 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1996-12-31 | Rank |
| U.S. Government agency obligations | $322,659,000 | 307 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,552 |
| Issued by U.S. government enterprises (GSEs) | $49,429,000 | 436 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $118,341,000 | 185 |
| Issued by G.N.M.A. | $154,889,000 | 75 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $0 | 5,273 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1995-12-31 | Rank |
| U.S. Government agency obligations | $156,146,000 | 545 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,692 |
| Issued by U.S. government enterprises (GSEs) | $153,728,000 | 94 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $2,418,000 | 2,949 |
| Issued by G.N.M.A. | $0 | 5,394 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $0 | 5,699 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1994-12-31 | Rank |
| U.S. Government agency obligations | $26,569,000 | 2,526 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,632 |
| Issued by U.S. government enterprises (GSEs) | $24,282,000 | 745 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $2,287,000 | 3,102 |
| Issued by G.N.M.A. | $0 | 5,696 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $0 | 6,123 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1993-12-31 | Rank |
| U.S. Government agency obligations | $2,947,000 | 9,440 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,434 |
| Issued by U.S. government enterprises (GSEs) | $0 | 9,018 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $2,947,000 | 3,085 |
| Issued by G.N.M.A. | $0 | 5,882 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $0 | 6,482 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
| 1992-12-31 | Rank |
| U.S. Government agency obligations | $11,906,000 | 4,903 |
| Non-mortgage backed: |
| U.S. government agencies | $0 | 1,382 |
| Issued by U.S. government enterprises (GSEs) | $0 | 9,150 |
| Residential mortgage backed: |
| Pass throughs: |
| Issued by F.N.M.A. and F.H.L.M.C. | $11,906,000 | 1,099 |
| Issued by G.N.M.A. | $0 | 5,925 |
| Collateralized mortgage obligations (CMOs) and REMICS: |
| CMOs issued by government agencies or sponsored agencies | $0 | 6,646 |
| Commercial mortgage-backed: |
| Commercial mortgage pass-through securities - FNMA, FHLMC, or GNMA | NA | NA |
| Other commercial MBS Issued or guaranteed by US Govrnmnt agencies or sponsored | NA | NA |
