| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 31 2010 | $20.75 | $20.96 | $20.71 | $20.93 | 12,108,400 |
December 30 2010 | $20.97 | $21.02 | $20.74 | $20.82 | 11,675,700 |
December 29 2010 | $21.10 | $21.13 | $20.93 | $20.95 | 12,280,700 |
December 28 2010 | $20.98 | $21.14 | $20.94 | $21.08 | 14,863,300 |
December 27 2010 | $20.88 | $21.17 | $20.79 | $21.08 | 13,823,700 |
December 23 2010 | $21.10 | $21.18 | $20.85 | $20.93 | 16,954,800 |
December 22 2010 | $20.86 | $21.35 | $20.85 | $21.15 | 29,063,200 |
December 21 2010 | $20.35 | $20.87 | $20.31 | $20.82 | 25,481,400 |
December 20 2010 | $20.28 | $20.45 | $20.16 | $20.33 | 22,290,400 |
December 17 2010 | $20.26 | $20.43 | $20.07 | $20.24 | 37,736,800 |
December 16 2010 | $20.16 | $20.51 | $20.06 | $20.28 | 34,396,900 |
December 15 2010 | $20.12 | $20.35 | $20.03 | $20.12 | 36,800,800 |
December 14 2010 | $20.35 | $20.50 | $20.04 | $20.14 | 26,799,300 |
December 13 2010 | $20.60 | $20.65 | $20.27 | $20.41 | 30,423,700 |
December 10 2010 | $20.48 | $20.64 | $20.37 | $20.45 | 40,143,400 |
December 09 2010 | $19.96 | $20.34 | $19.92 | $20.31 | 45,744,200 |
December 08 2010 | $19.29 | $19.84 | $19.25 | $19.84 | 31,376,300 |
December 07 2010 | $19.65 | $19.76 | $19.20 | $19.23 | 30,166,400 |
December 06 2010 | $19.50 | $19.66 | $19.41 | $19.41 | 27,255,700 |
December 03 2010 | $19.15 | $19.68 | $19.12 | $19.62 | 36,853,100 |
December 02 2010 | $18.66 | $19.44 | $18.64 | $19.44 | 43,197,400 |
December 01 2010 | $18.63 | $18.78 | $18.37 | $18.60 | 35,338,900 |
November 30 2010 | $18.16 | $18.53 | $18.14 | $18.38 | 33,064,700 |
November 29 2010 | $17.96 | $18.48 | $17.91 | $18.37 | 31,181,000 |
November 26 2010 | $18.19 | $18.34 | $18.00 | $18.00 | 9,239,700 |
