| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2010 | $9.44 | $9.78 | $9.43 | $9.66 | 6,973,234,800 |
November 2010 | $9.05 | $9.62 | $8.91 | $9.31 | 9,508,086,000 |
October 2010 | $8.57 | $9.55 | $8.32 | $9.01 | 12,234,577,600 |
September 2010 | $7.41 | $8.82 | $7.37 | $8.49 | 11,849,919,200 |
August 2010 | $7.80 | $7.91 | $7.05 | $7.28 | 9,589,120,800 |
July 2010 | $7.61 | $7.96 | $7.17 | $7.70 | 15,669,704,400 |
June 2010 | $7.77 | $8.35 | $7.25 | $7.53 | 16,651,252,800 |
May 2010 | $7.90 | $8.02 | $5.96 | $7.69 | 18,082,654,800 |
April 2010 | $7.11 | $8.16 | $6.97 | $7.82 | 12,367,129,600 |
March 2010 | $6.16 | $7.11 | $6.15 | $7.03 | 12,154,172,800 |
February 2010 | $5.76 | $6.14 | $5.71 | $6.13 | 10,776,080,000 |
January 2010 | $6.39 | $6.45 | $5.70 | $5.75 | 15,168,994,400 |
December 2009 | $6.05 | $6.40 | $5.65 | $6.31 | 11,393,958,800 |
November 2009 | $5.68 | $6.23 | $5.56 | $5.98 | 8,454,784,800 |
October 2009 | $5.55 | $6.25 | $5.41 | $5.64 | 12,956,176,800 |
September 2009 | $5.03 | $5.65 | $4.91 | $5.55 | 9,989,319,200 |
August 2009 | $4.95 | $5.16 | $4.77 | $5.04 | 8,165,124,800 |
July 2009 | $4.30 | $4.94 | $4.02 | $4.89 | 10,942,136,800 |
June 2009 | $4.09 | $4.38 | $3.98 | $4.26 | 12,675,572,000 |
May 2009 | $3.77 | $4.07 | $3.57 | $4.07 | 9,457,142,800 |
April 2009 | $3.12 | $3.81 | $3.11 | $3.77 | 11,821,681,200 |
March 2009 | $2.64 | $3.29 | $2.46 | $3.15 | 15,424,598,000 |
February 2009 | $2.67 | $3.08 | $2.59 | $2.67 | 13,867,450,800 |
January 2009 | $2.57 | $2.91 | $2.34 | $2.70 | 18,105,740,800 |
December 2008 | $2.73 | $3.10 | $2.53 | $2.56 | 20,213,846,800 |