| United States Treasury Notes 3.5%
| - | 2.05% | - | - | 247,937,000 |
| United States Treasury Notes 3.75%
| - | 1.63% | - | - | 195,293,000 |
| United States Treasury Notes 3.875%
| - | 1.48% | - | - | 177,484,000 |
| United States Treasury Notes 3.625%
| - | 1.48% | - | - | 176,178,000 |
| United States Treasury Notes 3.75%
| - | 1.46% | - | - | 175,899,000 |
| United States Treasury Notes 3.875%
| - | 1.45% | - | - | 174,937,000 |
| United States Treasury Notes 3.375%
| - | 1.43% | - | - | 173,738,000 |
| United States Treasury Notes 3.5%
| - | 1.43% | - | - | 171,720,000 |
| United States Treasury Notes 4.5%
| - | 1.37% | - | - | 162,345,000 |
| United States Treasury Notes 4%
| - | 1.35% | - | - | 162,050,000 |