| Period |
Price
( ) |
| Sep. 1, 08 - Dec. 24, 08 |
4,248 |
| Dec. 25, 08 - Jan. 15, 09 |
4,499 |
| Jan. 16, 09 - Mar. 31, 09 |
4,248 |
| Apr. 1, 09 - May. 15, 09 |
4,499 |
| May. 16, 09 - Jun. 30, 09 |
4,002 |
| Jul. 1, 09 - Jul. 31, 09 |
4,248 |
| Aug. 1, 09 - Aug. 31, 09 |
4,499 |
| Sep. 1, 09 - Dec. 15, 09 |
4,002 |
|