| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Mar 31, 2008 | 5.12 | 5.20 | 5.09 | 5.13 | 768.07M |
| Mar 28, 2008 | 5.06 | 5.17 | 5.06 | 5.11 | 714.61M |
| Mar 27, 2008 | 5.18 | 5.19 | 5.00 | 5.01 | 999.83M |
| Mar 26, 2008 | 5.03 | 5.20 |
| 5.02 |
| 5.18 |
| 1.18B |
| Mar 25, 2008 | 5.00 | 5.11 | 4.90 | 5.03 | 1.05B |
| Mar 24, 2008 | 4.79 | 5.03 | 4.77 | 4.98 | 1.07B |
| Mar 20, 2008 | 4.68 | 4.76 | 4.61 | 4.76 | 908.79M |
| Mar 19, 2008 | 4.75 | 4.80 | 4.63 | 4.63 | 1.01B |
| Mar 18, 2008 | 4.61 | 4.75 | 4.60 | 4.74 | 1.21B |
| Mar 17, 2008 | 4.38 | 4.59 | 4.38 | 4.53 | 1.07B |
| Mar 14, 2008 | 4.64 | 4.65 | 4.44 | 4.52 | 1.16B |
| Mar 13, 2008 | 4.43 | 4.63 | 4.39 | 4.57 | 1.26B |
| Mar 12, 2008 | 4.54 | 4.60 | 4.47 | 4.50 | 1.06B |
| Mar 11, 2008 | 4.43 | 4.55 | 4.36 | 4.55 | 1.16B |
| Mar 10, 2008 | 4.36 | 4.41 | 4.26 | 4.27 | 999.59M |
| Mar 7, 2008 | 4.30 | 4.39 | 4.25 | 4.37 | 1.23B |
| Mar 6, 2008 | 4.45 | 4.55 | 4.31 | 4.32 | 1.47B |
| Mar 5, 2008 | 4.41 | 4.47 | 4.37 | 4.45 | 1.22B |
| Mar 4, 2008 | 4.36 | 4.46 | 4.30 | 4.45 | 1.79B |
| Mar 3, 2008 | 4.44 | 4.50 | 4.21 | 4.35 | 1.59B |
| Feb 29, 2008 | 4.62 | 4.65 | 4.46 | 4.47 | 1.26B |
| Feb 28, 2008 | 4.54 | 4.72 | 4.49 | 4.64 | 1.62B |
| Feb 27, 2008 | 4.22 | 4.39 | 4.22 | 4.39 | 1.48B |
| Feb 26, 2008 | 4.20 | 4.32 | 4.12 | 4.26 | 1.5B |
| Feb 25, 2008 | 4.24 | 4.29 | 4.17 | 4.28 | 1.26B |
| Feb 22, 2008 | 4.37 | 4.38 | 4.14 | 4.27 | 1.53B |
| Feb 21, 2008 | 4.50 | 4.52 | 4.32 | 4.34 | 938.11M |
| Feb 20, 2008 | 4.36 | 4.45 | 4.35 | 4.42 | 967.44M |
| Feb 19, 2008 | 4.50 | 4.53 | 4.34 | 4.36 | 1.01B |
| Feb 15, 2008 | 4.51 | 4.54 | 4.43 | 4.45 | 901.3M |