| Period |
Price
( ) |
| Sep. 1, 08 - Oct. 31, 08 |
3,150 |
| Nov. 1, 08 - Dec. 15, 08 |
3,150 |
| Dec. 16, 08 - Jan. 10, 09 |
4,435 |
| Jan. 11, 09 - Mar. 31, 09 |
4,025 |
| Apr. 1, 09 - Apr. 30, 09 |
4,265 |
| May. 1, 09 - Jun. 30, 09 |
3,345 |
| Jul. 1, 09 - Aug. 31, 09 |
4,265 |
| Sep. 1, 09 - Oct. 31, 09 |
3,345 |
|