| United States Treasury Notes 4%
| - | 2.19% | - | - | 217,293,000 |
| United States Treasury Notes 4.125%
| - | 2.07% | - | - | 205,770,000 |
| United States Treasury Notes 1.25%
| - | 2.02% | - | - | 234,764,000 |
| United States Treasury Notes 1.375%
| - | 1.99% | - | - | 230,337,000 |
| United States Treasury Notes 2.875%
| - | 1.97% | - | - | 210,732,000 |
| United States Treasury Notes 0.875%
| - | 1.95% | - | - | 226,277,000 |
| United States Treasury Notes 1.625%
| - | 1.90% | - | - | 215,009,000 |
| United States Treasury Notes 1.875%
| - | 1.90% | - | - | 216,064,000 |
| United States Treasury Notes 1.125%
| - | 1.89% | - | - | 218,507,000 |
| United States Treasury Notes 0.625%
| - | 1.85% | - | - | 216,274,000 |