| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 30 2011 | $20.52 | $20.61 | $20.45 | $20.48 | 27,395,700 |
December 29 2011 | $20.48 | $20.56 | $20.41 | $20.53 | 22,616,900 |
December 28 2011 | $20.60 | $20.63 | $20.33 | $20.37 | 29,822,500 |
December 27 2011 | $20.48 | $20.63 | $20.46 | $20.55 | 21,287,200 |
December 23 2011 | $20.45 | $20.55 | $20.30 | $20.54 | 23,205,800 |
December 22 2011 | $20.37 | $20.41 | $20.11 | $20.37 | 35,794,100 |
December 21 2011 | $20.52 | $20.67 | $20.07 | $20.33 | 64,132,500 |
December 20 2011 | $20.41 | $20.60 | $20.37 | $20.54 | 60,767,600 |
December 19 2011 | $20.53 | $20.61 | $20.09 | $20.15 | 52,258,300 |
December 16 2011 | $20.26 | $20.65 | $20.22 | $20.52 | 101,408,100 |
December 15 2011 | $20.30 | $20.42 | $20.15 | $20.17 | 46,213,900 |
December 14 2011 | $20.30 | $20.41 | $20.18 | $20.19 | 47,926,400 |
December 13 2011 | $20.32 | $20.60 | $20.24 | $20.33 | 54,581,100 |
December 12 2011 | $20.05 | $20.18 | $19.96 | $20.13 | 38,945,900 |
December 09 2011 | $20.14 | $20.41 | $20.12 | $20.28 | 53,788,500 |
December 08 2011 | $20.11 | $20.30 | $20.02 | $20.04 | 60,522,200 |
December 07 2011 | $20.26 | $20.33 | $20.00 | $20.20 | 62,667,000 |
December 06 2011 | $20.37 | $20.41 | $20.21 | $20.25 | 46,175,300 |
December 05 2011 | $20.34 | $20.36 | $20.12 | $20.28 | 56,818,400 |
December 02 2011 | $20.19 | $20.22 | $19.85 | $19.90 | 52,293,800 |
December 01 2011 | $20.17 | $20.22 | $19.88 | $19.95 | 48,545,400 |
November 30 2011 | $20.02 | $20.19 | $19.84 | $20.18 | 81,350,900 |
November 29 2011 | $19.59 | $19.76 | $19.53 | $19.60 | 40,917,100 |
November 28 2011 | $19.68 | $19.70 | $19.48 | $19.62 | 46,766,700 |
November 25 2011 | $19.24 | $19.47 | $19.17 | $19.17 | 26,164,600 |
