| United States Treasury Notes 4%
| - | 2.20% | - | - | 212,646,000 |
| United States Treasury Notes 4.125%
| - | 2.07% | - | - | 201,409,000 |
| United States Treasury Notes 1.25%
| - | 2.04% | - | - | 230,306,000 |
| United States Treasury Notes 1.375%
| - | 1.98% | - | - | 224,411,000 |
| United States Treasury Notes 2.875%
| - | 1.97% | - | - | 206,049,000 |
| United States Treasury Notes 0.875%
| - | 1.96% | - | - | 222,224,000 |
| United States Treasury Notes 1.875%
| - | 1.92% | - | - | 211,840,000 |
| United States Treasury Notes 1.125%
| - | 1.91% | - | - | 213,568,000 |
| United States Treasury Notes 1.625%
| - | 1.91% | - | - | 210,036,000 |
| United States Treasury Notes 2.75%
| - | 1.90% | - | - | 198,978,000 |