| Measured period | Schedule Performance Index | Cost Performance Index |
|---|---|---|
| 06/2013 | 0.92 | 0.92 |
| 05/2013 | 0.91 | 0.91 |
| 04/2013 | 0.90 | 0.90 |
| 03/2013 | 1.14 | 1.14 |
| 02/2013 | 0.78 | 0.78 |
| 01/2013 | 0.77 | 0.77 |
| 12/2012 | 0.75 | 0.75 |
| 11/2012 | 0.78 | 0.78 |
| 10/2012 | 0.81 | 0.81 |
| 09/2012 | 0.85 | 0.85 |
| 08/2012 | 0.89 | 0.89 |
| 07/2012 | 0.93 | 0.93 |
| 06/2012 | 0.91 | 0.91 |
| 05/2012 | 0.92 | 0.92 |
| 04/2012 | 0.95 | 0.95 |
| 03/2012 | 0.97 | 0.97 |
| 02/2012 | 0.99 | 0.99 |
| 01/2012 | 0.99 | 0.99 |
| 12/2011 | 1.00 | 1.00 |
| 11/2011 | 1.00 | 1.00 |