| United States Treasury Notes 4%
| - | 2.20% | - | - | 220,406,000 |
| United States Treasury Notes 4.125%
| - | 2.07% | - | - | 208,701,000 |
| United States Treasury Notes 1.25%
| - | 2.02% | - | - | 237,734,000 |
| United States Treasury Notes 1.375%
| - | 1.99% | - | - | 233,522,000 |
| United States Treasury Notes 2.875%
| - | 1.97% | - | - | 213,726,000 |
| United States Treasury Notes 0.875%
| - | 1.96% | - | - | 229,535,000 |
| United States Treasury Notes 1.625%
| - | 1.91% | - | - | 218,000,000 |
| United States Treasury Notes 1.875%
| - | 1.90% | - | - | 218,730,000 |
| United States Treasury Notes 1.125%
| - | 1.90% | - | - | 221,608,000 |
| United States Treasury Notes 0.625%
| - | 1.86% | - | - | 219,399,000 |