
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2010 | $19.44 | $21.60 | $19.44 | $21.22 | 1,033,857,231 |
November 2010 | $20.32 | $20.78 | $18.96 | $19.21 | 1,361,330,987 |
October 2010 | $18.72 | $20.56 | $17.97 | $20.15 | 1,281,541,660 |
September 2010 | $17.89 | $19.29 | $17.79 | $18.51 | 1,273,584,008 |
August 2010 | $19.54 | $19.83 | $17.62 | $17.73 | 1,279,579,993 |
July 2010 | $17.36 | $19.85 | $17.09 | $19.40 | 1,410,632,258 |
June 2010 | $19.19 | $20.25 | $17.25 | $17.30 | 1,671,888,957 |
May 2010 | $22.95 | $23.25 | $18.46 | $19.40 | 1,720,357,040 |
April 2010 | $21.97 | $23.63 | $21.42 | $22.85 | 1,319,076,706 |
March 2010 | $21.53 | $22.88 | $21.13 | $21.92 | 1,110,339,425 |
February 2010 | $21.15 | $21.73 | $20.54 | $21.46 | 1,074,678,044 |
January 2010 | $22.81 | $23.27 | $20.60 | $20.99 | 1,359,725,057 |
December 2009 | $21.99 | $23.46 | $21.79 | $22.70 | 920,649,374 |
November 2009 | $20.54 | $22.45 | $20.33 | $21.91 | 1,018,302,440 |
October 2009 | $18.84 | $21.77 | $18.12 | $20.57 | 1,523,468,245 |
September 2009 | $18.06 | $19.47 | $17.62 | $19.07 | 1,039,017,930 |
August 2009 | $17.57 | $18.90 | $16.98 | $18.28 | 993,305,766 |
July 2009 | $17.74 | $18.97 | $16.22 | $17.35 | 1,517,498,875 |
June 2009 | $15.49 | $17.95 | $15.38 | $17.53 | 1,411,203,030 |
May 2009 | $14.80 | $15.44 | $13.93 | $15.41 | 1,101,595,348 |
April 2009 | $13.36 | $15.54 | $13.32 | $14.85 | 1,562,427,598 |
March 2009 | $11.70 | $13.84 | $10.90 | $13.46 | 1,626,225,386 |
February 2009 | $12.40 | $14.51 | $11.80 | $11.84 | 1,456,270,401 |
January 2009 | $14.22 | $15.28 | $12.19 | $12.45 | 1,565,598,317 |
December 2008 | $14.47 | $15.47 | $13.44 | $14.15 | 1,549,801,384 |