| United States Treasury Notes 4.375%
| - | 3.62% | - | - | 646,975,000 |
| United States Treasury Notes 2.375%
| - | 2.95% | - | - | 564,652,200 |
| United States Treasury Notes 4%
| - | 2.29% | - | - | 419,685,100 |
| United States Treasury Notes 1.375%
| - | 2.26% | - | - | 478,867,500 |
| United States Treasury Notes 4.125%
| - | 2.24% | - | - | 409,360,300 |
| United States Treasury Notes 3.5%
| - | 2.12% | - | - | 405,204,000 |
| United States Treasury Notes 2.875%
| - | 2.11% | - | - | 411,563,200 |
| United States Treasury Notes 1.625%
| - | 2.10% | - | - | 430,996,800 |
| United States Treasury Notes 2.75%
| - | 2.09% | - | - | 415,271,700 |
| United States Treasury Notes 1.875%
| - | 2.05% | - | - | 426,088,000 |