| Date | Open | Close | Volume |
| 2010-03-04 | 22.28 | 22.45 | 42800 |
| 2010-03-03 | 22.31 | 22.07 | 1300 |
| 2010-03-02 | 22.97 | 22.70 | 1000 |
| 2010-03-01 | 22.75 | 22.80 | 6700 |
| 2010-02-26 | 23.06 | 23.10 | 2600 |
| 2010-02-25 | 23.41 | 23.55 | 2700 |
| 2010-02-24 | 23.15 | 22.99 | 2700 |
| 2010-02-23 | 23.26 | 23.05 | 8700 |
| 2010-02-22 | 22.54 | 22.52 | 1100 |
| 2010-02-19 | 22.78 | 22.25 | 6300 |
| 2010-02-18 | 23.40 | 22.68 | 11500 |
| 2010-02-17 | 22.32 | 22.76 | 6700 |
| 2010-02-16 | 23.06 | 22.69 | 29200 |
| 2010-02-12 | 23.50 | 23.88 | 1000 |
| 2010-02-11 | 24.25 | 23.60 | 4300 |
| 2010-02-10 | 24.40 | 24.59 | 5000 |
| 2010-02-09 | 25.75 | 24.18 | 20700 |
| 2010-02-08 | 25.50 | 25.24 | 25500 |
| 2010-02-05 | 25.59 | 25.48 | 34500 |
| 2010-02-04 | 24.98 | 24.95 | 8100 |
| 2010-02-03 | 23.22 | 24.38 | 4900 |
| 2010-02-02 | 23.70 | 23.57 | 505200 |
| 2010-02-01 | 24.19 | 23.87 | 34400 |
| 2010-01-29 | 23.77 | 24.46 | 23200 |
| 2010-01-28 | 23.23 | 23.83 | 1005200 |
| 2010-01-27 | 22.88 | 23.84 | 5000 |
| 2010-01-26 | 23.35 | 22.68 | 15700 |
| 2010-01-25 | 22.53 | 22.45 | 1900 |
| 2010-01-22 | 22.41 | 22.55 | 59300 |
| 2010-01-21 | 22.05 | 22.40 | 9600 |
| 2010-01-20 | 21.79 | 22.02 | 11100 |
| 2010-01-19 | 21.66 | 21.45 | 2800 |
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