| United States Treasury Notes 4.25%
| - | 0.40% | - | - | 20,093,000 |
| United States Treasury Notes 4.625%
| - | 0.39% | - | - | 19,145,000 |
| United States Treasury Notes 4.25%
| - | 0.39% | - | - | 19,855,000 |
| United States Treasury Notes 4.375%
| - | 0.38% | - | - | 19,052,000 |
| United States Treasury Notes 4.125%
| - | 0.38% | - | - | 19,305,000 |
| United States Treasury Notes 4.25%
| - | 0.37% | - | - | 18,802,000 |
| United States Treasury Notes 4%
| - | 0.37% | - | - | 19,131,000 |
| United States Treasury Notes 1.625%
| - | 0.36% | - | - | 20,275,000 |
| United States Treasury Notes 3.875%
| - | 0.36% | - | - | 18,431,000 |
| United States Treasury Notes 2.875%
| - | 0.35% | - | - | 18,825,000 |