| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 30 2011 | $20.23 | $20.33 | $20.16 | $20.20 | 27,396,333 |
December 29 2011 | $20.20 | $20.27 | $20.13 | $20.25 | 22,616,883 |
December 28 2011 | $20.32 | $20.35 | $20.05 | $20.09 | 29,823,501 |
December 27 2011 | $20.20 | $20.34 | $20.18 | $20.27 | 21,287,332 |
December 23 2011 | $20.16 | $20.27 | $20.02 | $20.26 | 23,205,776 |
December 22 2011 | $20.09 | $20.13 | $19.83 | $20.09 | 35,794,085 |
December 21 2011 | $20.24 | $20.38 | $19.80 | $20.05 | 64,134,140 |
December 20 2011 | $20.13 | $20.31 | $20.09 | $20.25 | 60,767,523 |
December 19 2011 | $20.25 | $20.33 | $19.81 | $19.87 | 52,258,284 |
December 16 2011 | $19.98 | $20.37 | $19.95 | $20.23 | 101,410,082 |
December 15 2011 | $20.02 | $20.14 | $19.88 | $19.89 | 46,217,486 |
December 14 2011 | $20.02 | $20.13 | $19.90 | $19.91 | 47,927,107 |
December 13 2011 | $20.04 | $20.31 | $19.96 | $20.05 | 54,581,003 |
December 12 2011 | $19.77 | $19.90 | $19.68 | $19.85 | 38,945,867 |
December 09 2011 | $19.86 | $20.13 | $19.84 | $20.00 | 53,790,403 |
December 08 2011 | $19.83 | $20.02 | $19.74 | $19.77 | 60,522,185 |
December 07 2011 | $19.98 | $20.05 | $19.72 | $19.92 | 62,669,835 |
December 06 2011 | $20.09 | $20.13 | $19.93 | $19.97 | 46,175,294 |
December 05 2011 | $20.06 | $20.08 | $19.84 | $20.00 | 56,818,367 |
December 02 2011 | $19.91 | $19.94 | $19.58 | $19.63 | 52,295,245 |
December 01 2011 | $19.89 | $19.95 | $19.61 | $19.67 | 48,545,338 |
November 30 2011 | $19.74 | $19.91 | $19.56 | $19.91 | 81,353,522 |
November 29 2011 | $19.32 | $19.49 | $19.26 | $19.33 | 40,920,907 |
November 28 2011 | $19.41 | $19.43 | $19.21 | $19.35 | 46,771,878 |
November 25 2011 | $18.97 | $19.20 | $18.91 | $18.91 | 26,164,410 |