| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Apr 28, 2008 | 530.00 | 530.00 | 530.00 | 530.00 | 400 |
| Apr 25, 2008 | 540.00 | 540.00 | 515.00 | 530.00 | 5K |
| Apr 24, 2008 | 535.00 | 545.00 | 530.00 | 545.00 | 600 |
| Apr 23, 2008 | 560.00 | 560.00 | 520.00 |
| 535.00 |
| 8.4K |
| Apr 22, 2008 | 535.00 | 560.00 | 535.00 | 560.00 | 4.8K |
| Apr 21, 2008 | 530.00 | 555.00 | 520.00 | 540.00 | 4.8K |
| Apr 18, 2008 | 535.00 | 535.00 | 495.50 | 525.00 | 3.6K |
| Apr 17, 2008 | 525.00 | 545.00 | 525.00 | 540.00 | 2K |
| Apr 16, 2008 | 505.00 | 530.00 | 505.00 | 505.00 | 0 |
| Apr 15, 2008 | 515.00 | 525.00 | 505.00 | 525.00 | 1.2K |
| Apr 14, 2008 | 515.00 | 535.00 | 515.00 | 515.00 | 0 |
| Apr 11, 2008 | 505.00 | 540.00 | 505.00 | 540.00 | 1K |
| Apr 10, 2008 | 535.00 | 535.00 | 505.00 | 535.00 | 8.8K |
| Apr 9, 2008 | 525.00 | 545.00 | 525.00 | 545.00 | 3.2K |
| Apr 8, 2008 | 550.00 | 555.00 | 550.00 | 550.00 | 600 |
| Apr 7, 2008 | 540.00 | 555.00 | 540.00 | 550.00 | 1.4K |
| Apr 4, 2008 | 550.00 | 550.00 | 550.00 | 550.00 | 200 |
| Apr 3, 2008 | 570.00 | 570.00 | 570.00 | 570.00 | 800 |
| Apr 2, 2008 | 545.00 | 560.00 | 545.00 | 545.00 | 0 |
| Apr 1, 2008 | 550.00 | 570.00 | 540.00 | 560.00 | 2.2K |
| Mar 31, 2008 | 555.00 | 575.00 | 550.00 | 575.00 | 1.4K |
| Mar 28, 2008 | 555.00 | 575.00 | 555.00 | 555.00 | 0 |
| Mar 27, 2008 | 560.00 | 575.00 | 560.00 | 560.00 | 0 |
| Mar 26, 2008 | 575.00 | 585.00 | 575.00 | 580.00 | 2.8K |
| Mar 25, 2008 | 585.00 | 585.00 | 560.00 | 585.00 | 6.4K |
| Mar 24, 2008 | 585.00 | 585.00 | 585.00 | 585.00 | 1.4K |
| Mar 21, 2008 | 560.00 | 585.00 | 560.00 | 585.00 | 2.6K |
| Mar 19, 2008 | 560.00 | 560.00 | 530.00 | 560.00 | 3.4K |
| Mar 18, 2008 | 580.00 | 580.00 | 560.00 | 580.00 | 1.8K |
| Mar 17, 2008 | 545.00 | 570.00 | 525.00 | 570.00 | 1.6K |