| Period |
Price
( ) |
| Jul. 16, 08 - Aug. 31, 08 |
6,438 |
| Sep. 1, 08 - Oct. 31, 08 |
5,217 |
| Nov. 1, 08 - Dec. 15, 08 |
5,478 |
| Dec. 16, 08 - Jan. 7, 09 |
8,159 |
| Jan. 8, 09 - Apr. 30, 09 |
6,760 |
| May. 1, 09 - Jul. 15, 09 |
5,478 |
| Jul. 16, 09 - Aug. 31, 09 |
6,760 |
| Sep. 1, 09 - Oct. 31, 09 |
5,478 |
|