| Date | Open | Close | Volume |
| 2010-03-04 | 13.62 | 13.58 | 3148700 |
| 2010-03-03 | 13.66 | 13.57 | 3137600 |
| 2010-03-02 | 13.64 | 13.65 | 2225700 |
| 2010-03-01 | 13.26 | 13.60 | 2096900 |
| 2010-02-26 | 13.17 | 13.20 | 2032500 |
| 2010-02-25 | 12.85 | 13.15 | 2492300 |
| 2010-02-24 | 12.91 | 13.11 | 2487300 |
| 2010-02-23 | 13.19 | 12.89 | 2644700 |
| 2010-02-22 | 13.43 | 13.32 | 2137500 |
| 2010-02-19 | 13.24 | 13.42 | 2600800 |
| 2010-02-18 | 12.93 | 13.27 | 3194300 |
| 2010-02-17 | 13.25 | 12.94 | 16317900 |
| 2010-02-16 | 12.92 | 13.22 | 4234200 |
| 2010-02-12 | 12.52 | 12.64 | 4349200 |
| 2010-02-11 | 12.24 | 12.73 | 4283000 |
| 2010-02-10 | 12.29 | 12.25 | 4740400 |
| 2010-02-09 | 12.46 | 12.28 | 6054100 |
| 2010-02-08 | 12.31 | 12.16 | 5389600 |
| 2010-02-05 | 12.65 | 12.34 | 8556200 |
| 2010-02-04 | 13.63 | 12.68 | 10008000 |
| 2010-02-03 | 13.42 | 13.69 | 6209700 |
| 2010-02-02 | 12.76 | 13.49 | 4322000 |
| 2010-02-01 | 12.49 | 12.77 | 3656100 |
| 2010-01-29 | 12.59 | 12.30 | 2273800 |
| 2010-01-28 | 12.90 | 12.53 | 3241400 |
| 2010-01-27 | 12.61 | 12.80 | 4903900 |
| 2010-01-26 | 12.56 | 12.63 | 4105100 |
| 2010-01-25 | 12.63 | 12.68 | 3660400 |
| 2010-01-22 | 13.01 | 12.47 | 4573900 |
| 2010-01-21 | 13.58 | 13.04 | 3861100 |
| 2010-01-20 | 13.20 | 13.58 | 4884900 |
| 2010-01-19 | 13.34 | 13.30 | 3917200 |
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