| United States Treasury Notes 4.25%
| - | 8.95% | - | - | 614,106,000 |
| United States Treasury Notes 4.625%
| - | 8.86% | - | - | 589,518,000 |
| United States Treasury Notes 4.375%
| - | 8.81% | - | - | 589,155,600 |
| United States Treasury Notes 4.25%
| - | 8.73% | - | - | 590,350,000 |
| United States Treasury Notes 4.25%
| - | 8.71% | - | - | 590,558,000 |
| United States Treasury Notes 4%
| - | 8.59% | - | - | 595,823,000 |
| United States Treasury Notes 4.5%
| - | 8.51% | - | - | 563,710,400 |
| United States Treasury Notes 3.875%
| - | 8.48% | - | - | 594,359,000 |
| United States Treasury Notes 4%
| - | 8.47% | - | - | 586,517,000 |
| United States Treasury Notes 3.875%
| - | 8.11% | - | - | 564,452,900 |