| Period |
Price
( ) |
| Apr. 16, 08 - Oct. 31, 08 |
666 |
| Nov. 1, 08 - Nov. 10, 08 |
725 |
| Nov. 11, 08 - Nov. 12, 08 |
1,055 |
| Nov. 13, 08 - Dec. 29, 08 |
725 |
| Dec. 30, 08 - Jan. 2, 09 |
1,170 |
| Jan. 3, 09 - Apr. 12, 09 |
725 |
| Apr. 13, 09 - Apr. 15, 09 |
1,170 |
| Apr. 16, 09 - Apr. 30, 09 |
750 |
| May. 1, 09 - Oct. 31, 09 |
670 |
|