| United States Treasury Notes 1.875%
| - | 3.58% | - | - | 525,056 |
| United States Treasury Notes 2.125%
| - | 3.45% | - | - | 494,883 |
| United States Treasury Notes 1.875%
| - | 3.24% | - | - | 470,654 |
| United States Treasury Notes 0.125%
| - | 3.12% | - | - | 497,403 |
| United States Treasury Notes 1.125%
| - | 3.09% | - | - | 458,585 |
| United States Treasury Notes 1.625%
| - | 3.03% | - | - | 441,352 |
| United States Treasury Notes 1.75%
| - | 3.02% | - | - | 443,242 |
| United States Treasury Notes 0.125%
| - | 2.96% | - | - | 464,462 |
| United States Treasury Notes 1.125%
| - | 2.93% | - | - | 445,333 |
| United States Treasury Notes 0.625%
| - | 2.91% | - | - | 452,065 |