| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2010 | $13.96 | $15.05 | $13.94 | $14.72 | 1,690,966,396 |
November 2010 | $15.26 | $15.64 | $13.72 | $13.78 | 2,336,588,595 |
October 2010 | $13.14 | $15.49 | $12.86 | $15.21 | 3,173,010,903 |
September 2010 | $11.28 | $13.31 | $11.22 | $13.03 | 2,388,453,469 |
August 2010 | $12.12 | $12.61 | $11.10 | $11.16 | 2,114,291,018 |
July 2010 | $11.04 | $12.33 | $10.75 | $12.02 | 2,770,825,017 |
June 2010 | $11.91 | $12.62 | $11.02 | $11.03 | 2,393,924,174 |
May 2010 | $13.05 | $13.21 | $11.40 | $12.04 | 3,261,514,996 |
April 2010 | $14.16 | $14.82 | $12.92 | $13.03 | 2,920,883,562 |
March 2010 | $13.12 | $14.58 | $13.08 | $14.06 | 3,349,109,641 |
February 2010 | $13.25 | $13.57 | $12.89 | $13.06 | 2,080,610,779 |
January 2010 | $15.54 | $15.60 | $13.03 | $13.14 | 3,562,107,980 |
December 2009 | $14.58 | $15.52 | $14.36 | $15.37 | 1,704,179,445 |
November 2009 | $13.31 | $14.55 | $13.09 | $14.45 | 1,635,465,398 |
October 2009 | $12.22 | $13.92 | $11.96 | $13.29 | 3,085,546,608 |
September 2009 | $11.39 | $12.57 | $11.22 | $12.29 | 2,041,956,879 |
August 2009 | $11.12 | $11.76 | $10.87 | $11.44 | 1,949,075,505 |
July 2009 | $10.52 | $11.22 | $9.82 | $10.98 | 2,918,996,508 |
June 2009 | $10.38 | $11.09 | $9.96 | $10.45 | 2,816,462,040 |
May 2009 | $9.79 | $10.34 | $9.54 | $10.34 | 2,280,634,879 |
April 2009 | $8.52 | $10.01 | $8.44 | $9.82 | 3,511,088,249 |
March 2009 | $8.26 | $8.90 | $7.18 | $8.63 | 4,574,208,355 |
February 2009 | $8.29 | $9.44 | $8.17 | $8.38 | 4,460,465,855 |
January 2009 | $7.65 | $8.73 | $7.01 | $8.39 | 4,396,600,080 |
December 2008 | $7.11 | $8.17 | $6.51 | $7.63 | 4,525,394,525 |