| Period |
Price
( ) |
| Dec. 1, 08 - Dec. 19, 08 |
1,907 |
| Dec. 20, 08 - Jan. 10, 09 |
3,420 |
| Jan. 11, 09 - Mar. 31, 09 |
2,111 |
| Apr. 1, 09 - Apr. 30, 09 |
1,907 |
| May. 1, 09 - May. 31, 09 |
1,606 |
| Jun. 1, 09 - Sep. 30, 09 |
1,100 |
| Oct. 1, 09 - Oct. 31, 09 |
1,606 |
| Nov. 1, 09 - Dec. 19, 09 |
2,111 |
|