| Period |
Price
( ) |
| May. 1, 08 - Oct. 31, 08 |
360 |
| Nov. 1, 08 - Nov. 30, 08 |
715 |
| Dec. 1, 08 - Dec. 19, 08 |
950 |
| Dec. 20, 08 - Jan. 10, 09 |
1,190 |
| Jan. 11, 09 - Mar. 31, 09 |
950 |
| Apr. 1, 09 - Apr. 30, 09 |
715 |
| May. 1, 09 - Oct. 31, 09 |
595 |
| Nov. 1, 09 - Nov. 30, 09 |
715 |
| Dec. 1, 09 - Dec. 19, 09 |
950 |
| Dec. 20, 09 - Dec. 31, 09 |
1,190 |
|