| Period |
Price
( ) |
| Dec. 1, 08 - Jan. 25, 09 |
1,886 |
| Jan. 26, 09 - Jan. 27, 09 |
2,263 |
| Jan. 28, 09 - Jan. 31, 09 |
1,886 |
| Feb. 1, 09 - Apr. 12, 09 |
1,603 |
| Apr. 13, 09 - Apr. 15, 09 |
1,980 |
| Apr. 16, 09 - Apr. 30, 09 |
1,603 |
| May. 1, 09 - Oct. 31, 09 |
943 |
| Nov. 1, 09 - Nov. 30, 09 |
1,603 |
|