| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Sep 20, 2007 | 5.01 | 5.06 | 4.98 | 5.01 | 691.84M |
| Sep 19, 2007 | 5.11 | 5.11 | 4.98 | 5.03 | 1.03B |
| Sep 18, 2007 | 4.97 | 5.10 | 4.92 | 5.03 | 1.06B |
| Sep 17, 2007 | 4.96 | 5.02 |
| 4.91 |
| 4.94 |
| 793.37M |
| Sep 14, 2007 | 4.88 | 4.96 | 4.86 | 4.96 | 607.32M |
| Sep 13, 2007 | 4.96 | 4.96 | 4.88 | 4.90 | 656.16M |
| Sep 12, 2007 | 4.86 | 4.98 | 4.85 | 4.89 | 1.02B |
| Sep 11, 2007 | 4.93 | 4.94 | 4.78 | 4.84 | 971.89M |
| Sep 10, 2007 | 4.89 | 4.93 | 4.78 | 4.88 | 1.49B |
| Sep 7, 2007 | 4.71 | 4.72 | 4.64 | 4.71 | 1.43B |
| Sep 6, 2007 | 4.84 | 4.91 | 4.74 | 4.82 | 1.9B |
| Sep 5, 2007 | 5.18 | 5.21 | 4.86 | 4.88 | 2.33B |
| Sep 4, 2007 | 5.00 | 5.20 | 4.99 | 5.15 | 1.32B |
| Aug 31, 2007 | 4.98 | 4.99 | 4.91 | 4.95 | 876.89M |
| Aug 30, 2007 | 4.74 | 4.94 | 4.72 | 4.87 | 1.44B |
| Aug 29, 2007 | 4.64 | 4.79 | 4.63 | 4.79 | 1.17B |
| Aug 28, 2007 | 4.68 | 4.73 | 4.52 | 4.53 | 1.18B |
| Aug 27, 2007 | 4.76 | 4.81 | 4.72 | 4.72 | 707.44M |
| Aug 24, 2007 | 4.66 | 4.83 | 4.64 | 4.83 | 911.83M |
| Aug 23, 2007 | 4.75 | 4.76 | 4.63 | 4.68 | 866.84M |
| Aug 22, 2007 | 4.69 | 4.74 | 4.65 | 4.73 | 1.06B |
| Aug 21, 2007 | 4.36 | 4.61 | 4.32 | 4.56 | 1.3B |
| Aug 20, 2007 | 4.43 | 4.45 | 4.30 | 4.36 | 803.32M |
| Aug 17, 2007 | 4.36 | 4.41 | 4.28 | 4.36 | 1.2B |
| Aug 16, 2007 | 4.18 | 4.23 | 3.99 | 4.18 | 1.87B |
| Aug 15, 2007 | 4.38 | 4.46 | 4.27 | 4.28 | 992.85M |
| Aug 14, 2007 | 4.58 | 4.58 | 4.42 | 4.43 | 739.01M |
| Aug 13, 2007 | 4.58 | 4.62 | 4.52 | 4.56 | 752.91M |
| Aug 10, 2007 | 4.40 | 4.56 | 4.30 | 4.46 | 1.41B |
| Aug 9, 2007 | 4.68 | 4.75 | 4.47 | 4.51 | 1.13B |