| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 2, 2008 | 3.86 | 3.89 | 3.57 | 3.58 | 1.61B |
| Oct 1, 2008 | 4.00 | 4.01 | 3.84 | 3.90 | 1.3B |
| Sep 30, 2008 | 3.87 | 4.11 | 3.80 | 4.06 | 1.63B |
| Sep 29, 2008 | 4.27 | 4.27 |
| 3.59 |
| 3.76 |
| 2.62B |
| Sep 26, 2008 | 4.46 | 4.64 | 4.39 | 4.58 | 1.13B |
| Sep 25, 2008 | 4.64 | 4.81 | 4.59 | 4.71 | 1.01B |
| Sep 24, 2008 | 4.55 | 4.68 | 4.47 | 4.60 | 1.05B |
| Sep 23, 2008 | 4.71 | 4.85 | 4.52 | 4.53 | 1.28B |
| Sep 22, 2008 | 5.00 | 5.01 | 4.67 | 4.68 | 856.71M |
| Sep 19, 2008 | 5.09 | 5.15 | 4.87 | 5.03 | 1.43B |
| Sep 18, 2008 | 4.66 | 4.84 | 4.31 | 4.79 | 1.68B |
| Sep 17, 2008 | 4.95 | 4.95 | 4.57 | 4.57 | 1.2B |
| Sep 16, 2008 | 4.78 | 5.09 | 4.72 | 5.00 | 1.2B |
| Sep 15, 2008 | 5.07 | 5.27 | 5.01 | 5.01 | 920.63M |
| Sep 12, 2008 | 5.39 | 5.39 | 5.23 | 5.32 | 793.03M |
| Sep 11, 2008 | 5.29 | 5.46 | 5.21 | 5.45 | 971.14M |
| Sep 10, 2008 | 5.44 | 5.54 | 5.31 | 5.41 | 973.14M |
| Sep 9, 2008 | 5.60 | 5.71 | 5.35 | 5.42 | 1.25B |
| Sep 8, 2008 | 5.88 | 5.89 | 5.41 | 5.64 | 1.05B |
| Sep 5, 2008 | 5.66 | 5.80 | 5.63 | 5.72 | 786.88M |
| Sep 4, 2008 | 5.92 | 6.00 | 5.74 | 5.76 | 743.39M |
| Sep 3, 2008 | 5.96 | 6.02 | 5.86 | 5.96 | 734.83M |
| Sep 2, 2008 | 6.16 | 6.20 | 5.89 | 5.94 | 780.76M |
| Aug 29, 2008 | 6.18 | 6.20 | 6.04 | 6.05 | 599.29M |
| Aug 28, 2008 | 6.26 | 6.29 | 6.17 | 6.20 | 431.38M |
| Aug 27, 2008 | 6.19 | 6.28 | 6.15 | 6.24 | 477.78M |
| Aug 26, 2008 | 6.17 | 6.25 | 6.16 | 6.20 | 445.55M |
| Aug 25, 2008 | 6.29 | 6.29 | 6.13 | 6.16 | 484.43M |
| Aug 22, 2008 | 6.28 | 6.34 | 6.27 | 6.31 | 439.61M |
| Aug 21, 2008 | 6.23 | 6.27 | 6.14 | 6.22 | 539.74M |