
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2011 | $9.20 | $11.08 | $9.14 | $9.90 | 842,448,351 |
November 2011 | $11.44 | $13.41 | $8.91 | $9.22 | 1,053,996,068 |
October 2011 | $16.45 | $18.36 | $10.61 | $11.73 | 1,691,520,310 |
September 2011 | $33.50 | $34.07 | $15.38 | $16.18 | 1,680,057,569 |
August 2011 | $38.36 | $38.50 | $29.05 | $33.57 | 640,924,871 |
July 2011 | $37.44 | $43.54 | $35.92 | $38.00 | 717,117,656 |
June 2011 | $38.50 | $39.67 | $34.30 | $37.53 | 613,758,018 |
May 2011 | $34.03 | $38.69 | $32.19 | $38.69 | 678,825,493 |
April 2011 | $34.43 | $36.43 | $32.06 | $33.24 | 784,464,661 |
March 2011 | $29.46 | $34.60 | $26.98 | $33.97 | 989,444,367 |
February 2011 | $30.66 | $35.36 | $29.00 | $29.52 | 737,522,586 |
January 2011 | $25.00 | $31.14 | $24.79 | $30.58 | 761,812,087 |
December 2010 | $29.69 | $29.89 | $25.08 | $25.10 | 991,810,370 |
November 2010 | $24.85 | $29.54 | $23.37 | $29.41 | 750,038,303 |
October 2010 | $22.94 | $26.39 | $21.05 | $24.80 | 873,750,618 |
September 2010 | $18.70 | $24.91 | $18.44 | $23.17 | 853,457,470 |
August 2010 | $14.86 | $20.13 | $14.10 | $17.93 | 863,557,117 |
July 2010 | $15.54 | $17.71 | $13.62 | $14.65 | 541,206,277 |
June 2010 | $15.61 | $18.28 | $14.97 | $15.52 | 509,674,305 |
May 2010 | $14.28 | $17.07 | $12.86 | $15.88 | 534,080,451 |
April 2010 | $10.52 | $15.67 | $10.52 | $14.13 | 482,244,557 |
March 2010 | $9.43 | $10.81 | $9.37 | $10.53 | 190,637,343 |
February 2010 | $8.83 | $9.61 | $8.47 | $9.44 | 215,061,558 |
January 2010 | $7.93 | $9.22 | $6.93 | $8.89 | 324,189,986 |
December 2009 | $8.22 | $8.54 | $7.57 | $7.87 | 177,162,851 |