| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2010 | $32.37 | $34.42 | $32.36 | $33.86 | 226,594,671 |
November 2010 | $31.02 | $33.70 | $30.41 | $32.03 | 382,957,352 |
October 2010 | $31.01 | $31.09 | $28.93 | $30.77 | 311,728,988 |
September 2010 | $26.55 | $31.18 | $26.52 | $30.76 | 389,654,531 |
August 2010 | $25.99 | $27.12 | $25.39 | $26.10 | 351,865,486 |
July 2010 | $22.23 | $26.89 | $21.45 | $25.82 | 464,697,897 |
June 2010 | $24.03 | $24.96 | $22.19 | $22.27 | 436,056,351 |
May 2010 | $26.24 | $26.34 | $23.28 | $24.11 | 456,542,004 |
April 2010 | $28.44 | $29.26 | $25.48 | $26.09 | 515,783,250 |
March 2010 | $24.83 | $29.57 | $23.92 | $28.30 | 656,220,562 |
February 2010 | $26.35 | $26.84 | $24.60 | $24.74 | 611,056,002 |
January 2010 | $31.42 | $33.44 | $25.84 | $26.31 | 573,466,239 |
December 2009 | $30.22 | $31.55 | $29.58 | $31.06 | 242,588,311 |
November 2009 | $27.66 | $30.94 | $27.48 | $30.22 | 297,605,305 |
October 2009 | $29.84 | $29.86 | $26.86 | $27.65 | 460,595,681 |
September 2009 | $30.80 | $31.27 | $29.43 | $30.09 | 378,956,497 |
August 2009 | $31.11 | $32.24 | $29.75 | $31.05 | 289,119,828 |
July 2009 | $30.24 | $32.47 | $28.44 | $30.80 | 380,823,060 |
June 2009 | $29.39 | $31.15 | $28.56 | $30.13 | 404,725,489 |
May 2009 | $28.09 | $29.35 | $26.46 | $29.05 | 323,549,339 |
April 2009 | $25.41 | $29.60 | $25.27 | $28.10 | 426,626,730 |
March 2009 | $21.86 | $26.36 | $21.67 | $25.83 | 525,019,745 |
February 2009 | $22.57 | $24.38 | $21.59 | $22.19 | 441,877,412 |
January 2009 | $23.56 | $24.92 | $22.00 | $22.83 | 427,425,986 |
December 2008 | $21.49 | $24.04 | $19.29 | $23.68 | 417,174,210 |
