| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2010 | $18.07 | $19.18 | $17.65 | $17.71 | 212,482,800 |
November 2010 | $16.92 | $17.97 | $16.58 | $17.79 | 189,888,800 |
October 2010 | $16.73 | $17.23 | $16.33 | $16.82 | 222,612,800 |
September 2010 | $14.64 | $16.88 | $14.58 | $16.56 | 283,139,600 |
August 2010 | $15.31 | $15.44 | $14.06 | $14.41 | 221,693,200 |
July 2010 | $13.97 | $15.25 | $13.65 | $15.16 | 268,348,800 |
June 2010 | $14.65 | $15.63 | $13.85 | $13.90 | 306,146,800 |
May 2010 | $15.59 | $16.11 | $13.74 | $14.84 | 370,556,400 |
April 2010 | $15.17 | $16.10 | $14.98 | $15.57 | 199,108,000 |
March 2010 | $13.87 | $15.45 | $13.74 | $15.07 | 245,335,600 |
February 2010 | $13.06 | $13.86 | $12.44 | $13.81 | 196,404,000 |
January 2010 | $13.49 | $13.49 | $12.86 | $13.02 | 183,847,600 |
December 2009 | $13.28 | $13.61 | $12.61 | $13.49 | 214,435,200 |
November 2009 | $12.68 | $13.49 | $12.57 | $13.20 | 175,682,400 |
October 2009 | $13.02 | $13.50 | $12.42 | $12.65 | 302,178,800 |
September 2009 | $11.11 | $13.21 | $10.77 | $13.16 | 426,029,200 |
August 2009 | $11.53 | $11.80 | $11.09 | $11.21 | 269,588,000 |
July 2009 | $10.56 | $11.69 | $10.24 | $11.47 | 297,748,000 |
June 2009 | $11.66 | $12.08 | $10.15 | $10.48 | 379,703,200 |
May 2009 | $10.66 | $11.52 | $9.83 | $11.50 | 309,504,000 |
April 2009 | $9.31 | $11.35 | $9.20 | $10.58 | 287,046,000 |
March 2009 | $8.18 | $9.73 | $7.71 | $9.45 | 412,890,800 |
February 2009 | $8.93 | $9.84 | $8.03 | $8.32 | 289,726,800 |
January 2009 | $10.21 | $10.82 | $8.72 | $9.07 | 280,087,600 |
December 2008 | $10.42 | $11.49 | $9.43 | $10.22 | 364,402,400 |
