| United States Treasury Notes 4.25%
| - | 0.41% | - | - | 19,452,000 |
| United States Treasury Notes 4.625%
| - | 0.40% | - | - | 18,935,000 |
| United States Treasury Notes 4.25%
| - | 0.40% | - | - | 19,013,000 |
| United States Treasury Notes 4.375%
| - | 0.40% | - | - | 18,638,000 |
| United States Treasury Notes 4%
| - | 0.39% | - | - | 18,904,000 |
| United States Treasury Notes 4.25%
| - | 0.38% | - | - | 18,442,000 |
| United States Treasury Notes 1.625%
| - | 0.37% | - | - | 20,201,000 |
| United States Treasury Notes 2.875%
| - | 0.35% | - | - | 18,144,000 |
| United States Treasury Notes 4%
| - | 0.35% | - | - | 17,278,000 |
| United States Treasury Notes 3.875%
| - | 0.35% | - | - | 17,458,000 |