| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2010 | $54.99 | $61.59 | $54.76 | $60.68 | 78,402,126 |
November 2010 | $49.13 | $55.13 | $49.00 | $54.31 | 91,345,857 |
October 2010 | $48.73 | $52.93 | $47.91 | $48.44 | 106,302,710 |
September 2010 | $45.62 | $48.83 | $45.50 | $48.23 | 94,048,345 |
August 2010 | $48.79 | $49.58 | $44.21 | $44.79 | 109,727,667 |
July 2010 | $47.42 | $50.99 | $46.24 | $47.77 | 90,633,765 |
June 2010 | $49.71 | $54.45 | $47.24 | $47.29 | 129,896,150 |
May 2010 | $54.39 | $55.50 | $45.26 | $50.33 | 149,137,192 |
April 2010 | $52.00 | $55.16 | $50.87 | $54.08 | 111,653,462 |
March 2010 | $48.76 | $51.88 | $48.69 | $51.57 | 121,971,527 |
February 2010 | $48.05 | $49.89 | $45.12 | $48.51 | 110,073,861 |
January 2010 | $50.22 | $51.54 | $45.19 | $47.59 | 121,771,290 |
December 2009 | $49.62 | $50.57 | $45.98 | $49.42 | 93,393,092 |
November 2009 | $46.26 | $51.54 | $45.31 | $48.88 | 95,149,621 |
October 2009 | $47.25 | $51.27 | $44.61 | $45.91 | 112,301,106 |
September 2009 | $44.04 | $48.14 | $43.03 | $47.43 | 113,850,251 |
August 2009 | $43.65 | $45.87 | $40.46 | $44.03 | 101,632,033 |
July 2009 | $40.35 | $44.25 | $35.34 | $42.97 | 151,697,676 |
June 2009 | $41.20 | $43.12 | $36.66 | $39.64 | 170,461,449 |
May 2009 | $33.90 | $40.55 | $33.78 | $40.23 | 130,313,987 |
April 2009 | $32.74 | $37.16 | $30.88 | $33.74 | 153,701,587 |
March 2009 | $29.96 | $36.55 | $28.73 | $33.36 | 211,438,394 |
February 2009 | $31.80 | $35.36 | $28.29 | $30.89 | 169,539,420 |
January 2009 | $36.10 | $38.12 | $30.10 | $32.49 | 176,262,318 |
December 2008 | $30.25 | $36.31 | $24.41 | $35.73 | 186,587,182 |