| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2010 | $31.29 | $35.45 | $31.14 | $34.57 | 1,342,661,430 |
November 2010 | $30.55 | $33.04 | $29.97 | $30.70 | 907,836,580 |
October 2010 | $29.09 | $31.43 | $28.58 | $30.48 | 1,200,038,030 |
September 2010 | $27.41 | $29.38 | $27.34 | $28.58 | 826,898,500 |
August 2010 | $30.63 | $30.70 | $26.53 | $27.12 | 837,883,990 |
July 2010 | $28.00 | $31.43 | $26.46 | $29.97 | 1,046,498,460 |
June 2010 | $28.51 | $29.75 | $26.46 | $27.48 | 1,404,992,480 |
May 2010 | $32.60 | $32.75 | $25.80 | $28.95 | 1,900,123,720 |
April 2010 | $30.04 | $37.06 | $29.38 | $31.94 | 1,893,687,870 |
March 2010 | $25.00 | $32.24 | $24.41 | $29.60 | 1,417,632,660 |
February 2010 | $24.56 | $25.44 | $22.73 | $24.85 | 591,711,130 |
January 2010 | $24.56 | $27.05 | $22.95 | $24.27 | 1,082,616,970 |
December 2009 | $30.34 | $30.77 | $22.88 | $24.19 | 1,502,122,820 |
November 2009 | $29.97 | $31.50 | $27.85 | $30.04 | 576,904,590 |
October 2009 | $34.72 | $36.55 | $29.24 | $29.90 | 996,375,990 |
September 2009 | $35.96 | $36.69 | $30.04 | $35.38 | 1,706,862,780 |
August 2009 | $24.05 | $39.69 | $22.73 | $36.55 | 2,284,681,110 |
July 2009 | $21.93 | $24.63 | $18.64 | $23.17 | 895,458,650 |
June 2009 | $27.48 | $27.56 | $21.20 | $21.71 | 443,036,500 |
May 2009 | $22.73 | $32.24 | $21.64 | $27.19 | 766,281,850 |
April 2009 | $18.13 | $32.75 | $17.76 | $22.29 | 1,091,669,950 |
March 2009 | $10.96 | $28.43 | $7.09 | $18.49 | 1,545,486,700 |
February 2009 | $24.78 | $29.97 | $10.23 | $10.96 | 644,415,070 |
January 2009 | $50.10 | $55.35 | $20.42 | $25.95 | 522,530,000 |
December 2008 | $57.61 | $65.63 | $43.32 | $48.93 | 368,633,220 |