| United States Treasury Notes 4.25%
| - | 0.40% | - | - | 18,550,000 |
| United States Treasury Notes 4.25%
| - | 0.40% | - | - | 18,409,000 |
| United States Treasury Notes 4.625%
| - | 0.40% | - | - | 18,068,000 |
| United States Treasury Notes 4.375%
| - | 0.39% | - | - | 17,811,000 |
| United States Treasury Notes 4.25%
| - | 0.38% | - | - | 18,047,000 |
| United States Treasury Notes 4%
| - | 0.38% | - | - | 18,068,000 |
| United States Treasury Notes 1.625%
| - | 0.38% | - | - | 19,811,000 |
| United States Treasury Notes 1.375%
| - | 0.36% | - | - | 19,486,000 |
| United States Treasury Notes 3.875%
| - | 0.36% | - | - | 17,128,000 |
| United States Treasury Notes 1.875%
| - | 0.35% | - | - | 18,654,000 |