| 2011-02-14 | 0.86 | 0.90 | 33900 |
| 2011-02-11 | 0.88 | 0.86 | 17100 |
| 2011-02-10 | 0.90 | 0.88 | 35800 |
| 2011-02-09 | 0.81 | 0.90 | 199400 |
| 2011-02-08 | 0.88 | 0.86 | 5200 |
| 2011-02-07 | 0.84 | 0.86 | 29700 |
| 2011-02-04 | 0.85 | 0.85 | 17200 |
| 2011-02-03 | 0.88 | 0.90 | 1200 |
| 2011-02-02 | 0.87 | 0.89 | 9800 |
| 2011-02-01 | 0.90 | 0.85 | 57500 |
| 2011-01-31 | 0.95 | 0.90 | 17700 |
| 2011-01-28 | 0.96 | 0.91 | 32100 |
| 2011-01-27 | 0.90 | 0.95 | 43000 |
| 2011-01-26 | 0.80 | 0.87 | 56200 |
| 2011-01-25 | 0.84 | 0.79 | 78600 |
| 2011-01-24 | 0.94 | 0.88 | 15200 |
| 2011-01-21 | 1.00 | 0.94 | 196300 |
| 2011-01-20 | 1.08 | 0.98 | 122500 |
| 2011-01-19 | 1.14 | 1.08 | 48400 |
| 2011-01-18 | 1.14 | 1.14 | 51300 |
| 2011-01-14 | 1.19 | 1.16 | 138200 |
| 2011-01-13 | 1.18 | 1.18 | 70100 |
| 2011-01-12 | 1.15 | 1.14 | 131400 |
| 2011-01-11 | 1.26 | 1.07 | 336600 |
| 2011-01-10 | 1.36 | 1.26 | 449600 |
| 2011-01-07 | 1.30 | 1.34 | 416200 |
| 2011-01-06 | 1.30 | 1.29 | 76700 |
| 2011-01-05 | 1.29 | 1.28 | 47300 |
| 2011-01-04 | 1.30 | 1.27 | 19800 |
| 2011-01-03 | 1.35 | 1.30 | 68600 |
| 2010-12-31 | 1.26 | 1.29 | 24800 |
| 2010-12-30 | 1.26 | 1.26 | 43700 |
|
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