| 7 | | Supplemental Agreement for work within scope | $0 | 3/10/07 |
| 5 | | Supplemental Agreement for work within scope | $2.6m | 1/12/06 |
| 4 | | Supplemental Agreement for work within scope | $129.5k | 12/16/05 |
| 3 | | Terminate for Convenience | ($1m) | 9/30/05 |
| 2 | | Supplemental Agreement for work within scope | $490.0k | 9/15/05 |