| 2011-04-07 | 183.45 | 182.78 | 1200 |
| 2011-04-06 | 181.32 | 182.95 | 800 |
| 2011-04-05 | 180.61 | 180.48 | 1300 |
| 2011-04-04 | 177.67 | 180.56 | 1500 |
| 2011-04-01 | 173.50 | 178.01 | 4300 |
| 2011-03-31 | 174.33 | 174.47 | 1300 |
| 2011-03-30 | 170.36 | 172.32 | 600 |
| 2011-03-29 | 171.44 | 170.95 | 2600 |
| 2011-03-28 | 173.74 | 174.21 | 500 |
| 2011-03-25 | 172.86 | 174.05 | 2900 |
| 2011-03-24 | 174.81 | 173.44 | 1400 |
| 2011-03-23 | 171.38 | 174.09 | 500 |
| 2011-03-22 | 172.00 | 172.00 | 200 |
| 2011-03-21 | 168.51 | 171.79 | 1700 |
| 2011-03-18 | 165.33 | 166.42 | 4800 |
| 2011-03-17 | 164.07 | 164.49 | 1800 |
| 2011-03-16 | 166.35 | 163.80 | 2700 |
| 2011-03-15 | 166.58 | 167.78 | 7400 |
| 2011-03-14 | 168.42 | 167.73 | 2200 |
| 2011-03-11 | 168.45 | 168.97 | 1200 |
| 2011-03-10 | 170.53 | 168.93 | 2100 |
| 2011-03-09 | 171.61 | 171.66 | 1200 |
| 2011-03-08 | 173.68 | 172.43 | 1100 |
| 2011-03-07 | 172.45 | 172.77 | 2300 |
| 2011-03-04 | 174.56 | 174.10 | 1500 |
| 2011-03-03 | 173.55 | 174.74 | 1600 |
| 2011-03-02 | 172.57 | 173.59 | 800 |
| 2011-03-01 | 177.13 | 172.57 | 3200 |
| 2011-02-28 | 175.00 | 176.34 | 2500 |
| 2011-02-25 | 172.54 | 173.93 | 1700 |
| 2011-02-24 | 172.00 | 173.53 | 1800 |
| 2011-02-23 | 174.53 | 172.53 | 900 |
|
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