| Date | Open | Close | Volume |
| 2010-02-05 | 1.20 | 1.30 | 375900 |
| 2010-02-04 | 1.08 | 1.18 | 60300 |
| 2010-02-03 | 1.14 | 1.12 | 45900 |
| 2010-02-02 | 1.05 | 1.10 | 27800 |
| 2010-02-01 | 1.11 | 1.10 | 19800 |
| 2010-01-29 | 1.10 | 1.12 | 27700 |
| 2010-01-28 | 1.13 | 1.10 | 34900 |
| 2010-01-27 | 1.13 | 1.15 | 29300 |
| 2010-01-26 | 1.00 | 1.16 | 460600 |
| 2010-01-25 | 0.71 | 0.71 | 5400 |
| 2010-01-22 | 0.78 | 0.71 | 10100 |
| 2010-01-21 | 0.74 | 0.74 | 000 |
| 2010-01-20 | 0.75 | 0.74 | 23800 |
| 2010-01-19 | 0.78 | 0.72 | 11800 |
| 2010-01-15 | 0.77 | 0.78 | 7600 |
| 2010-01-14 | 0.76 | 0.78 | 3500 |
| 2010-01-13 | 0.71 | 0.75 | 5000 |
| 2010-01-12 | 0.72 | 0.71 | 2500 |
| 2010-01-11 | 0.73 | 0.72 | 11200 |
| 2010-01-08 | 0.74 | 0.74 | 7000 |
| 2010-01-07 | 0.73 | 0.74 | 33600 |
| 2010-01-06 | 0.74 | 0.72 | 34100 |
| 2010-01-05 | 0.76 | 0.75 | 6900 |
| 2010-01-04 | 0.74 | 0.75 | 25300 |
| 2009-12-31 | 0.73 | 0.73 | 122000 |
| 2009-12-30 | 0.77 | 0.83 | 59600 |
| 2009-12-29 | 0.76 | 0.79 | 29500 |
| 2009-12-28 | 0.76 | 0.78 | 199100 |
| 2009-12-24 | 0.94 | 0.88 | 138200 |
| 2009-12-23 | 0.93 | 0.96 | 459600 |
| 2009-12-22 | 0.55 | 0.88 | 842300 |
| 2009-12-21 | 0.44 | 0.45 | 10000 |
Other Companies: 01-05-2009 | W.R. Berkley Corporation | 08-21-2008-1
PowerShares Dynamic Consumer Disc | 11-22-2007 | comScore, Inc.