| United States Treasury Notes 4.625%
| - | 9.40% | - | - | 609,131,000 |
| United States Treasury Notes 4.25%
| - | 9.33% | - | - | 623,473,000 |
| United States Treasury Notes 4.25%
| - | 9.26% | - | - | 623,605,000 |
| United States Treasury Notes 4.375%
| - | 9.14% | - | - | 608,693,600 |
| United States Treasury Notes 4.25%
| - | 9.04% | - | - | 609,984,000 |
| United States Treasury Notes 4%
| - | 8.98% | - | - | 607,229,000 |
| United States Treasury Notes 3.875%
| - | 8.86% | - | - | 606,787,000 |
| United States Treasury Notes 4.5%
| - | 8.77% | - | - | 578,407,400 |
| United States Treasury Notes 3.875%
| - | 7.98% | - | - | 543,129,900 |
| United States Treasury Notes 3.375%
| - | 7.03% | - | - | 497,982,400 |