| United States Treasury Notes 1.875%
| - | 3.57% | - | - | 522,615 |
| United States Treasury Notes 2.125%
| - | 3.48% | - | - | 498,762 |
| United States Treasury Notes 1.875%
| - | 3.26% | - | - | 473,649 |
| United States Treasury Notes 0.125%
| - | 3.11% | - | - | 495,090 |
| United States Treasury Notes 1.125%
| - | 3.11% | - | - | 456,452 |
| United States Treasury Notes 1.625%
| - | 3.10% | - | - | 446,452 |
| United States Treasury Notes 1.75%
| - | 3.09% | - | - | 452,815 |
| United States Treasury Notes 0.125%
| - | 3.01% | - | - | 470,795 |
| United States Treasury Notes 1.125%
| - | 3.00% | - | - | 455,268 |
| United States Treasury Notes 0.125%
| - | 2.94% | - | - | 452,830 |