| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2009 | $22.14 | $23.63 | $21.94 | $22.86 | 920,605,500 |
November 2009 | $20.69 | $22.61 | $20.47 | $22.06 | 1,018,256,700 |
October 2009 | $18.98 | $21.92 | $18.24 | $20.71 | 1,523,430,100 |
September 2009 | $18.18 | $19.60 | $17.74 | $19.21 | 1,038,979,700 |
August 2009 | $17.69 | $19.04 | $17.10 | $18.41 | 993,250,400 |
July 2009 | $17.86 | $19.10 | $16.34 | $17.47 | 1,517,459,800 |
June 2009 | $15.60 | $18.08 | $15.49 | $17.65 | 1,411,144,700 |
May 2009 | $14.90 | $15.55 | $14.03 | $15.51 | 1,101,122,400 |
April 2009 | $13.45 | $15.64 | $13.42 | $14.95 | 1,562,400,700 |
March 2009 | $11.78 | $13.93 | $10.97 | $13.56 | 1,625,752,800 |
February 2009 | $12.48 | $14.61 | $11.88 | $11.92 | 1,456,213,400 |
January 2009 | $14.31 | $15.39 | $12.28 | $12.53 | 1,564,043,400 |
December 2008 | $14.57 | $15.57 | $13.54 | $14.25 | 1,546,943,400 |
November 2008 | $16.36 | $17.22 | $12.83 | $14.82 | 1,794,911,800 |
October 2008 | $19.20 | $20.00 | $15.03 | $16.26 | 3,044,579,400 |
September 2008 | $20.14 | $20.21 | $17.11 | $19.43 | 1,927,538,700 |
August 2008 | $18.79 | $20.66 | $18.18 | $19.87 | 1,206,949,700 |
July 2008 | $19.77 | $20.24 | $18.03 | $18.65 | 1,637,501,300 |
June 2008 | $20.48 | $21.44 | $19.66 | $19.95 | 1,560,439,100 |
May 2008 | $20.59 | $22.14 | $20.27 | $20.53 | 1,405,170,200 |
April 2008 | $20.83 | $23.19 | $20.18 | $20.60 | 1,444,720,000 |
March 2008 | $19.68 | $21.38 | $19.41 | $20.50 | 1,452,390,200 |
February 2008 | $22.35 | $23.93 | $19.52 | $19.65 | 2,324,580,800 |
January 2008 | $25.76 | $25.88 | $22.34 | $23.46 | 1,950,301,600 |
December 2007 | $24.11 | $26.42 | $23.48 | $25.62 | 1,064,817,100 |
