| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2010 | $11.49 | $11.60 | $10.49 | $11.06 | 120,889,800 |
November 2010 | $11.81 | $12.20 | $11.24 | $11.35 | 95,589,500 |
October 2010 | $11.27 | $11.89 | $10.73 | $11.72 | 124,008,800 |
September 2010 | $9.54 | $12.06 | $9.52 | $11.14 | 147,323,900 |
August 2010 | $10.34 | $10.49 | $9.17 | $9.41 | 108,980,500 |
July 2010 | $9.41 | $10.55 | $8.87 | $10.26 | 160,332,400 |
June 2010 | $10.47 | $10.87 | $9.42 | $9.46 | 169,689,500 |
May 2010 | $11.34 | $11.45 | $9.67 | $10.59 | 215,020,300 |
April 2010 | $11.38 | $11.89 | $11.13 | $11.22 | 221,563,100 |
March 2010 | $10.71 | $11.42 | $10.64 | $11.25 | 200,286,300 |
February 2010 | $9.68 | $10.83 | $9.38 | $10.70 | 201,793,800 |
January 2010 | $9.70 | $10.19 | $9.28 | $9.64 | 203,240,500 |
December 2009 | $7.88 | $10.02 | $7.74 | $9.73 | 218,578,300 |
November 2009 | $7.18 | $8.12 | $6.89 | $7.82 | 166,984,600 |
October 2009 | $8.12 | $8.59 | $7.05 | $7.14 | 214,901,300 |
September 2009 | $6.96 | $8.68 | $6.69 | $8.17 | 177,766,300 |
August 2009 | $6.78 | $7.94 | $6.67 | $6.95 | 212,469,300 |
July 2009 | $5.74 | $6.71 | $5.44 | $6.67 | 195,796,100 |
June 2009 | $5.80 | $6.13 | $5.22 | $5.72 | 184,955,700 |
May 2009 | $6.01 | $6.54 | $5.59 | $5.72 | 154,019,400 |
April 2009 | $5.33 | $6.58 | $5.11 | $5.93 | 237,373,300 |
March 2009 | $4.88 | $5.59 | $4.20 | $5.38 | 248,306,900 |
February 2009 | $6.01 | $6.35 | $4.87 | $5.00 | 248,761,600 |
January 2009 | $7.31 | $8.44 | $5.92 | $5.97 | 266,674,500 |
December 2008 | $7.21 | $7.72 | $5.98 | $7.32 | 223,387,600 |