| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 31 2010 | $20.19 | $20.31 | $20.18 | $20.19 | 939,000 |
December 30 2010 | $20.31 | $20.38 | $20.20 | $20.25 | 1,103,500 |
December 29 2010 | $20.49 | $20.49 | $20.20 | $20.31 | 1,848,000 |
December 28 2010 | $20.49 | $20.55 | $20.39 | $20.49 | 1,308,500 |
December 27 2010 | $20.26 | $20.49 | $20.24 | $20.48 | 1,612,500 |
December 23 2010 | $20.37 | $20.40 | $20.27 | $20.34 | 1,703,500 |
December 22 2010 | $20.35 | $20.66 | $20.35 | $20.41 | 1,840,000 |
December 21 2010 | $20.24 | $20.40 | $20.19 | $20.35 | 2,151,000 |
December 20 2010 | $20.23 | $20.42 | $20.16 | $20.18 | 2,093,000 |
December 17 2010 | $20.17 | $20.38 | $19.83 | $20.21 | 4,057,500 |
December 16 2010 | $19.94 | $20.07 | $19.72 | $19.89 | 3,350,500 |
December 15 2010 | $19.68 | $20.08 | $19.59 | $19.96 | 3,341,000 |
December 14 2010 | $19.94 | $19.94 | $19.63 | $19.72 | 2,238,000 |
December 13 2010 | $20.08 | $20.43 | $19.96 | $19.96 | 3,980,000 |
December 10 2010 | $19.95 | $20.05 | $19.80 | $19.92 | 1,980,500 |
December 09 2010 | $20.02 | $20.11 | $19.78 | $19.95 | 1,646,000 |
December 08 2010 | $19.73 | $20.02 | $19.70 | $20.00 | 2,283,000 |
December 07 2010 | $19.99 | $20.24 | $19.68 | $19.69 | 2,679,000 |
December 06 2010 | $19.74 | $20.00 | $19.72 | $19.99 | 2,552,500 |
December 03 2010 | $20.31 | $20.34 | $19.55 | $19.79 | 4,961,500 |
December 02 2010 | $19.65 | $20.47 | $19.60 | $20.39 | 4,602,000 |
December 01 2010 | $19.36 | $19.61 | $19.24 | $19.59 | 3,028,500 |
November 30 2010 | $18.95 | $19.15 | $18.87 | $19.10 | 2,224,500 |
November 29 2010 | $19.06 | $19.22 | $18.93 | $19.14 | 1,953,000 |
November 26 2010 | $19.19 | $19.40 | $19.10 | $19.16 | 1,369,000 |