| United States Treasury Notes 4%
| - | 5.15% | - | - | 178,777,000 |
| United States Treasury Notes 3.75%
| - | 4.70% | - | - | 163,083,000 |
| Federal Home Loan Mortgage Corp. 5%
| - | 3.59% | - | - | 123,244,370 |
| United States Treasury Bonds 4.625%
| - | 3.42% | - | - | 120,778,000 |
| United States Treasury Notes 4%
| - | 3.39% | - | - | 114,984,000 |
| United States Treasury Bonds 4.75%
| - | 3.08% | - | - | 105,845,000 |
| United States Treasury Notes 4.125%
| - | 2.35% | - | - | 79,350,000 |
| United States Treasury Bonds 4.625%
| - | 1.54% | - | - | 53,678,000 |
| United States Treasury Bonds 4.75%
| - | 1.28% | - | - | 44,421,000 |
| United States Treasury Notes 3.5%
| - | 1.28% | - | - | 43,907,000 |