| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2012 | $51.59 | $52.65 | $49.34 | $50.42 | 282,441,200 |
November 2012 | $52.25 | $53.29 | $49.55 | $51.35 | 285,676,100 |
October 2012 | $53.14 | $54.23 | $51.92 | $52.78 | 241,112,300 |
September 2012 | $50.56 | $53.59 | $50.09 | $52.94 | 254,195,800 |
August 2012 | $50.05 | $51.47 | $49.18 | $50.54 | 248,010,000 |
July 2012 | $49.15 | $50.53 | $47.64 | $49.96 | 314,314,800 |
June 2012 | $44.79 | $49.30 | $44.37 | $49.22 | 497,990,800 |
May 2012 | $49.39 | $50.00 | $45.10 | $45.23 | 353,685,200 |
April 2012 | $49.47 | $50.08 | $46.78 | $49.32 | 300,234,500 |
March 2012 | $49.40 | $49.84 | $48.02 | $49.55 | 338,912,600 |
February 2012 | $47.86 | $50.17 | $47.27 | $49.41 | 300,700,700 |
January 2012 | $48.84 | $49.96 | $47.42 | $47.58 | 333,545,900 |
December 2011 | $45.57 | $48.65 | $44.69 | $48.16 | 380,150,300 |
November 2011 | $42.82 | $45.75 | $41.99 | $45.70 | 444,321,100 |
October 2011 | $40.69 | $46.43 | $39.09 | $44.10 | 514,198,800 |
September 2011 | $41.88 | $42.35 | $38.37 | $41.02 | 550,523,400 |
August 2011 | $45.35 | $45.55 | $37.61 | $41.81 | 774,165,900 |
July 2011 | $45.55 | $47.92 | $44.75 | $44.77 | 375,467,600 |
June 2011 | $46.88 | $46.94 | $43.05 | $45.66 | 444,344,200 |
May 2011 | $49.15 | $49.17 | $44.56 | $46.83 | 403,834,500 |
April 2011 | $47.27 | $49.10 | $45.96 | $49.09 | 309,722,400 |
March 2011 | $48.21 | $48.26 | $43.96 | $46.94 | 439,334,000 |
February 2011 | $45.03 | $49.23 | $44.98 | $47.72 | 443,594,000 |
January 2011 | $40.91 | $44.86 | $40.87 | $44.78 | 449,380,100 |
December 2010 | $39.06 | $40.90 | $39.06 | $40.58 | 409,237,200 |