| United States Treasury Notes 1.875%
| - | 3.57% | - | - | 637,774 |
| United States Treasury Notes 2.125%
| - | 3.38% | - | - | 591,141 |
| United States Treasury Notes 1.875%
| - | 3.20% | - | - | 568,599 |
| United States Treasury Notes 0.125%
| - | 3.06% | - | - | 596,651 |
| United States Treasury Notes 1.75%
| - | 3.04% | - | - | 544,413 |
| United States Treasury Notes 1.625%
| - | 3.03% | - | - | 536,954 |
| United States Treasury Notes 0.125%
| - | 2.95% | - | - | 567,288 |
| United States Treasury Notes 1.125%
| - | 2.94% | - | - | 546,500 |
| United States Treasury Notes 0.625%
| - | 2.88% | - | - | 546,833 |
| United States Treasury Notes 0.375%
| - | 2.86% | - | - | 516,215 |