| Period |
Price
( ) |
| Jul. 15, 08 - Aug. 31, 08 |
5,573 |
| Sep. 1, 08 - Oct. 31, 08 |
4,967 |
| Nov. 1, 08 - Dec. 19, 08 |
5,335 |
| Dec. 20, 08 - Jan. 20, 09 |
6,665 |
| Jan. 21, 09 - Apr. 30, 09 |
5,940 |
| May. 1, 09 - Jul. 14, 09 |
5,335 |
| Jul. 15, 09 - Aug. 31, 09 |
5,940 |
| Sep. 1, 09 - Oct. 31, 09 |
5,335 |
|