| United States Treasury Bonds 4.625%
| - | 5.25% | - | - | 416,500,000 |
| United States Treasury Bonds 4.75%
| - | 5.18% | - | - | 403,150,000 |
| United States Treasury Bonds 4.5%
| - | 5.00% | - | - | 404,700,000 |
| United States Treasury Bonds 4.25%
| - | 4.99% | - | - | 421,000,000 |
| United States Treasury Bonds 4.25%
| - | 4.51% | - | - | 381,300,000 |
| United States Treasury Bonds 4.625%
| - | 4.42% | - | - | 350,200,000 |
| United States Treasury Bonds 4.125%
| - | 3.81% | - | - | 328,550,000 |
| United States Treasury Bonds 4%
| - | 3.70% | - | - | 326,500,000 |
| United States Treasury Bonds 2.375%
| - | 3.24% | - | - | 393,662,000 |
| United States Treasury Bonds 3.625%
| - | 3.22% | - | - | 304,150,000 |