| 6 | | Supplemental Agreement for work within scope | $43.8k | 5/11/12 |
| 5 | | Supplemental Agreement for work within scope | $0 | 1/31/12 |
| 4 | | Supplemental Agreement for work within scope | $0 | 12/29/11 |
| 3 | | Supplemental Agreement for work within scope | $0 | 12/6/11 |
| 2 | | Other Administrative Action | $0 | 9/23/11 |