| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2010 | $29.62 | $30.38 | $27.95 | $28.89 | 159,579,700 |
November 2010 | $28.92 | $29.90 | $27.51 | $29.12 | 180,833,400 |
October 2010 | $27.96 | $30.26 | $27.06 | $28.75 | 171,901,700 |
September 2010 | $25.43 | $28.66 | $25.30 | $28.00 | 160,229,900 |
August 2010 | $24.54 | $26.85 | $24.49 | $25.20 | 175,165,600 |
July 2010 | $22.49 | $25.20 | $21.55 | $24.19 | 184,052,600 |
June 2010 | $23.09 | $25.26 | $22.49 | $22.56 | 235,428,300 |
May 2010 | $24.13 | $24.32 | $22.13 | $23.00 | 200,376,300 |
April 2010 | $25.95 | $26.90 | $23.43 | $23.98 | 290,275,300 |
March 2010 | $26.87 | $27.79 | $25.24 | $25.82 | 262,189,500 |
February 2010 | $26.11 | $27.11 | $24.81 | $26.76 | 218,638,400 |
January 2010 | $24.80 | $28.51 | $24.48 | $26.08 | 278,076,300 |
December 2009 | $22.92 | $26.28 | $21.58 | $24.09 | 333,531,300 |
November 2009 | $20.57 | $23.51 | $20.27 | $22.66 | 189,972,900 |
October 2009 | $19.67 | $21.18 | $18.57 | $20.51 | 308,267,500 |
September 2009 | $22.08 | $23.62 | $19.38 | $19.79 | 264,571,800 |
August 2009 | $22.40 | $23.71 | $20.09 | $22.13 | 193,463,900 |
July 2009 | $19.83 | $23.48 | $18.73 | $22.18 | 234,371,800 |
June 2009 | $21.26 | $22.47 | $18.36 | $19.74 | 278,463,500 |
May 2009 | $18.62 | $23.47 | $17.97 | $21.03 | 205,106,600 |
April 2009 | $16.29 | $20.63 | $15.69 | $18.59 | 289,077,700 |
March 2009 | $15.15 | $18.07 | $12.77 | $16.54 | 343,674,000 |
February 2009 | $22.10 | $23.88 | $15.33 | $15.51 | 289,614,500 |
January 2009 | $21.07 | $23.88 | $18.76 | $22.36 | 197,849,000 |
December 2008 | $17.10 | $21.55 | $15.04 | $20.99 | 182,675,600 |
