| Date | NAV-basic | NAV-diluted |
|---|
| Jul 21, 2011 | 5.98 | N/A |
| Jul 14, 2011 | 5.88 | N/A |
| Jul 7, 2011 | 5.93 | N/A |
| Jun 30, 2011 | 5.88 | N/A |
| Jun 23, 2011 | 5.86 | N/A |
| Jun 16, 2011 | 5.87 | N/A |
| Jun 9, 2011 | 5.99 | N/A |
| Jun 2, 2011 | 6.04 | N/A |
| May 26, 2011 | 6.04 | N/A |
| May 19, 2011 | 5.98 | N/A |
| May 12, 2011 | 5.90 | N/A |
| May 5, 2011 | 5.92 | N/A |
| Apr 28, 2011 | 6.10 | N/A |
| Apr 21, 2011 | 6.07 | N/A |
| Apr 14, 2011 | 6.00 | N/A |
| Apr 7, 2011 | 6.17 | N/A |
| Mar 31, 2011 | 6.18 | N/A |
| Mar 24, 2011 | 6.23 | 0.00 |
| Mar 21, 2011 | 6.51 | 6.25 |
| Mar 17, 2011 | 6.40 | 6.16 |
| Date | NAV-basic | NAV-diluted |
|---|
| Mar 10, 2011 | 6.30 | 6.09 |
| Mar 3, 2011 | 6.56 | 6.26 |
| Feb 24, 2011 | 6.43 | 6.17 |
| Feb 17, 2011 | 6.35 | N/A |
| Feb 10, 2011 | 6.17 | N/A |
| Feb 3, 2011 | 6.18 | N/A |
| Jan 27, 2011 | 6.02 | N/A |
| Jan 20, 2011 | 6.00 | N/A |
| Jan 13, 2011 | 6.06 | N/A |
| Jan 6, 2011 | 5.97 | N/A |