| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2007 | $35.26 | $38.42 | $35.04 | $35.53 | 145,737,700 |
November 2007 | $34.88 | $35.95 | $33.92 | $35.27 | 210,604,500 |
October 2007 | $32.17 | $35.17 | $32.13 | $35.11 | 169,180,500 |
September 2007 | $28.87 | $32.75 | $28.68 | $32.01 | 184,427,200 |
August 2007 | $28.02 | $30.49 | $27.41 | $28.94 | 184,713,500 |
July 2007 | $30.08 | $31.28 | $28.13 | $28.13 | 152,476,800 |
June 2007 | $29.71 | $31.08 | $29.40 | $29.83 | 151,087,700 |
May 2007 | $28.33 | $30.90 | $28.33 | $29.71 | 190,214,400 |
April 2007 | $26.02 | $29.21 | $26.01 | $28.37 | 145,227,100 |
March 2007 | $25.56 | $26.73 | $24.86 | $26.47 | 140,190,900 |
February 2007 | $26.01 | $27.16 | $25.49 | $25.68 | 108,331,900 |
January 2007 | $25.65 | $26.48 | $25.00 | $26.06 | 140,837,800 |
December 2006 | $24.79 | $26.26 | $24.51 | $26.05 | 102,668,500 |
November 2006 | $24.18 | $24.83 | $23.64 | $24.66 | 163,643,700 |
October 2006 | $22.44 | $24.37 | $22.35 | $24.05 | 426,927,400 |
September 2006 | $20.80 | $22.98 | $20.66 | $22.44 | 182,563,500 |
August 2006 | $20.19 | $20.80 | $19.63 | $20.60 | 97,181,000 |
July 2006 | $19.33 | $20.37 | $18.79 | $20.30 | 109,918,200 |
June 2006 | $18.92 | $19.85 | $18.20 | $19.28 | 131,708,100 |
May 2006 | $19.87 | $20.65 | $18.71 | $19.03 | 120,458,500 |
April 2006 | $19.76 | $20.41 | $19.34 | $19.83 | 106,187,800 |
March 2006 | $20.08 | $20.22 | $19.57 | $19.71 | 112,047,900 |
February 2006 | $20.09 | $21.08 | $20.02 | $20.03 | 101,717,900 |
January 2006 | $19.67 | $20.83 | $19.05 | $20.09 | 172,586,800 |
December 2005 | $19.64 | $20.48 | $19.27 | $19.35 | 111,305,900 |