| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
September 2010 | $22.99 | $24.82 | $22.93 | $24.72 | 28,978,115 |
August 2010 | $23.64 | $23.91 | $22.40 | $22.76 | 43,348,338 |
July 2010 | $21.50 | $24.68 | $21.48 | $23.36 | 58,023,997 |
June 2010 | $22.25 | $23.47 | $21.48 | $21.53 | 73,205,590 |
May 2010 | $23.77 | $24.21 | $21.19 | $22.36 | 63,958,813 |
April 2010 | $23.50 | $24.52 | $23.37 | $23.62 | 48,893,052 |
March 2010 | $22.51 | $23.67 | $22.49 | $23.45 | 49,442,951 |
February 2010 | $21.73 | $22.61 | $21.11 | $22.28 | 42,955,122 |
January 2010 | $22.95 | $23.62 | $21.48 | $21.62 | 44,781,718 |
December 2009 | $22.19 | $23.06 | $21.91 | $22.81 | 40,207,886 |
November 2009 | $19.98 | $22.51 | $19.90 | $22.16 | 38,016,946 |
October 2009 | $19.77 | $21.23 | $18.91 | $19.98 | 55,854,930 |
September 2009 | $19.83 | $20.60 | $19.34 | $19.94 | 56,930,586 |
August 2009 | $18.72 | $20.97 | $18.22 | $19.82 | 51,198,137 |
July 2009 | $18.71 | $19.81 | $17.42 | $18.62 | 72,120,697 |
June 2009 | $18.50 | $19.20 | $17.97 | $18.65 | 73,869,766 |
May 2009 | $17.43 | $18.94 | $17.05 | $18.27 | 82,305,920 |
April 2009 | $16.59 | $18.34 | $16.42 | $17.48 | 81,447,655 |
March 2009 | $17.15 | $17.45 | $14.48 | $16.78 | 111,497,681 |
February 2009 | $20.00 | $20.18 | $16.89 | $17.49 | 96,398,980 |
January 2009 | $21.44 | $22.01 | $19.75 | $20.20 | 79,205,092 |
December 2008 | $18.79 | $21.57 | $17.80 | $21.46 | 79,763,330 |
November 2008 | $20.02 | $21.05 | $17.88 | $18.91 | 97,976,912 |
October 2008 | $20.17 | $21.46 | $15.73 | $20.04 | 129,639,899 |
September 2008 | $22.73 | $23.30 | $19.93 | $20.21 | 74,260,293 |
