| United States Treasury Bonds 4.75%
| - | 2.31% | - | - | 21,786,400 |
| United States Treasury Bonds 4.75%
| - | 2.31% | - | - | 21,784,300 |
| United States Treasury Bonds 4.625%
| - | 2.26% | - | - | 21,784,700 |
| United States Treasury Bonds 4.625%
| - | 2.26% | - | - | 21,787,100 |
| United States Treasury Bonds 4.625%
| - | 2.26% | - | - | 21,788,400 |
| United States Treasury Bonds 4.5%
| - | 2.21% | - | - | 21,789,400 |
| United States Treasury Bonds 4.75%
| - | 2.21% | - | - | 20,843,200 |
| United States Treasury Bonds 4.25%
| - | 2.12% | - | - | 21,790,900 |
| United States Treasury Bonds 4.25%
| - | 2.12% | - | - | 21,786,400 |
| United States Treasury Bonds 4.125%
| - | 1.90% | - | - | 19,883,400 |