| United States Treasury Notes 4.125%
| - | 4.69% | - | - | 118,260,000 |
| United States Treasury Bonds 4.625%
| - | 4.33% | - | - | 115,582,000 |
| United States Treasury Bonds 4.625%
| - | 3.99% | - | - | 106,065,000 |
| United States Treasury Notes 3.375%
| - | 3.49% | - | - | 89,341,000 |
| United States Treasury Bonds 4.75%
| - | 3.31% | - | - | 86,575,000 |
| United States Treasury Notes 4.25%
| - | 3.15% | - | - | 79,179,000 |
| United States Treasury Bonds 4.875%
| - | 2.73% | - | - | 70,228,000 |
| United States Treasury Notes 4.125%
| - | 2.25% | - | - | 58,196,000 |
| United States Treasury Notes 3.75%
| - | 2.05% | - | - | 52,588,000 |
| United States Treasury Notes 3.625%
| - | 1.85% | - | - | 47,016,000 |