| Period |
Price
( ) |
| Jul. 16, 08 - Aug. 31, 08 |
3,497 |
| Sep. 1, 08 - Oct. 31, 08 |
3,108 |
| Nov. 1, 08 - Dec. 19, 08 |
3,552 |
| Dec. 20, 08 - Jan. 10, 09 |
3,996 |
| Jan. 11, 09 - Apr. 30, 09 |
3,774 |
| May. 1, 09 - Jul. 15, 09 |
3,552 |
| Jul. 16, 09 - Aug. 31, 09 |
3,774 |
| Sep. 1, 09 - Oct. 31, 09 |
3,552 |
|