| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2012 | $45.33 | $46.03 | $43.75 | $45.35 | 131,934,410 |
November 2012 | $42.78 | $45.31 | $41.87 | $45.11 | 137,888,320 |
October 2012 | $41.81 | $44.87 | $41.30 | $42.55 | 166,716,670 |
September 2012 | $38.52 | $42.61 | $38.52 | $41.65 | 129,351,890 |
August 2012 | $39.13 | $39.96 | $38.12 | $39.02 | 155,919,620 |
July 2012 | $40.11 | $41.33 | $37.34 | $40.28 | 173,922,870 |
June 2012 | $36.75 | $40.17 | $35.95 | $39.66 | 159,695,530 |
May 2012 | $42.03 | $43.05 | $36.34 | $37.48 | 248,470,570 |
April 2012 | $38.87 | $42.63 | $38.60 | $41.70 | 175,609,810 |
March 2012 | $38.93 | $40.31 | $37.43 | $38.75 | 165,371,420 |
February 2012 | $33.01 | $39.49 | $32.80 | $38.70 | 231,281,150 |
January 2012 | $34.85 | $34.87 | $30.98 | $32.76 | 248,022,680 |
December 2011 | $34.30 | $35.46 | $32.97 | $34.34 | 171,618,750 |
November 2011 | $31.01 | $34.51 | $30.70 | $34.49 | 231,571,810 |
October 2011 | $28.95 | $32.79 | $26.97 | $31.98 | 257,932,980 |
September 2011 | $30.39 | $33.32 | $28.68 | $29.20 | 354,541,779 |
August 2011 | $28.37 | $31.34 | $26.85 | $30.35 | 412,143,509 |
July 2011 | $27.65 | $29.67 | $27.57 | $27.91 | 221,119,040 |
June 2011 | $26.37 | $28.50 | $23.77 | $27.73 | 281,279,260 |
May 2011 | $25.48 | $26.55 | $24.66 | $26.41 | 184,353,770 |
April 2011 | $23.17 | $25.59 | $23.17 | $25.38 | 162,707,880 |
March 2011 | $22.30 | $24.13 | $22.10 | $23.15 | 210,082,270 |
February 2011 | $21.18 | $23.80 | $21.18 | $22.12 | 175,699,390 |
January 2011 | $20.81 | $22.40 | $20.16 | $21.75 | 242,946,790 |
December 2010 | $22.23 | $23.96 | $19.76 | $20.59 | 399,326,028 |