| May 23, 2008 | 0 | — | +$525,298,032 |
| Jul 31, 2008 | 1 | EXERCISE AN OPTION | +$686,680,048 |
| Jun 24, 2009 | 3 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| Dec 1, 2009 | 2 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | -$3,593,195 |
| Dec 3, 2009 | 4 | OTHER ADMINISTRATIVE ACTION | +$0 |
| Dec 18, 2009 | 6 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$2,196,793 |
| Feb 1, 2010 | 20 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | -$17 |
| Feb 3, 2010 | 7 | OTHER ADMINISTRATIVE ACTION | +$0 |
| Feb 25, 2010 | 9 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| May 3, 2010 | 8 | DEFINITIZE CHANGE ORDER | -$12,842,402 |
| Aug 20, 2010 | 12 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$2,782,758 |
| Aug 27, 2010 | 11 | OTHER ADMINISTRATIVE ACTION | -$1,444,344 |
| Sep 3, 2010 | 10 | FUNDING ONLY ACTION | -$1,277,243 |
| Sep 14, 2010 | 13 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | -$817,046 |
| Sep 17, 2010 | 15 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$10,190 |
| Oct 27, 2010 | 16 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| Nov 30, 2010 | 17 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| Dec 10, 2010 | 14 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| Dec 15, 2010 | 18 | CHANGE ORDER | +$0 |
| Dec 29, 2010 | 19 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| Jan 19, 2011 | 21 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | -$73,600 |
| Jan 30, 2011 | 32 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$24,973 |
| Feb 8, 2011 | 22 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$4,103 |
| Feb 22, 2011 | 23 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| Feb 25, 2011 | 24 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| Mar 22, 2011 | 25 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| Apr 11, 2011 | 36 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$29,700 |
| Apr 29, 2011 | 26 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| May 25, 2011 | 27 | OTHER ADMINISTRATIVE ACTION | +$0 |
| Jun 17, 2011 | 28 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| Aug 4, 2011 | 29 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| Nov 29, 2011 | 30 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| Dec 8, 2011 | 33 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$3,680 |
| Feb 17, 2012 | 35 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$113,061 |
| Jan 30, 2013 | 34 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| May 27, 2015 | 31 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| Apr 20, 2016 | 38 | CLOSE OUT | +$0 |
| Jan 18, 2018 | 40 | SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE | +$0 |
| Mar 12, 2019 | 41 | FUNDING ONLY ACTION | -$21,650 |
| Jun 8, 2022 | 42 | OTHER ADMINISTRATIVE ACTION | -$400,000 |
| Feb 27, 2023 | 1E | OTHER ADMINISTRATIVE ACTION | -$400,001 |
