| Period |
Price
( ) |
| Apr. 21, 08 - Jul. 19, 08 |
3,664 |
| Jul. 20, 08 - Aug. 31, 08 |
4,809 |
| Sep. 1, 08 - Oct. 31, 08 |
3,664 |
| Nov. 1, 08 - Dec. 19, 08 |
3,665 |
| Dec. 20, 08 - Jan. 10, 09 |
6,300 |
| Jan. 11, 09 - Apr. 20, 09 |
4,810 |
| Apr. 21, 09 - Jul. 19, 09 |
3,665 |
| Jul. 20, 09 - Aug. 31, 09 |
4,810 |
| Sep. 1, 09 - Oct. 31, 09 |
3,895 |
|