| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2007 | $18.25 | $19.00 | $16.31 | $17.18 | 330,175,300 |
November 2007 | $19.86 | $19.97 | $17.08 | $18.21 | 406,371,300 |
October 2007 | $20.61 | $21.85 | $19.15 | $19.93 | 400,517,900 |
September 2007 | $23.53 | $23.64 | $20.47 | $20.52 | 515,270,200 |
August 2007 | $23.21 | $24.38 | $20.02 | $24.23 | 769,305,600 |
July 2007 | $24.85 | $25.77 | $23.08 | $23.36 | 417,546,100 |
June 2007 | $24.43 | $25.89 | $23.47 | $24.73 | 370,787,500 |
May 2007 | $23.84 | $24.76 | $23.68 | $24.29 | 276,299,900 |
April 2007 | $22.91 | $24.80 | $22.87 | $23.66 | 250,809,800 |
March 2007 | $24.33 | $24.63 | $22.71 | $22.96 | 326,396,300 |
February 2007 | $25.33 | $26.10 | $24.41 | $24.60 | 258,092,400 |
January 2007 | $25.66 | $25.99 | $24.27 | $25.31 | 316,367,900 |
December 2006 | $24.29 | $25.08 | $23.72 | $24.95 | 323,271,600 |
November 2006 | $23.16 | $23.99 | $22.09 | $23.59 | 355,710,000 |
October 2006 | $22.34 | $23.61 | $21.95 | $23.05 | 268,215,200 |
September 2006 | $21.09 | $23.25 | $20.84 | $22.40 | 245,905,100 |
August 2006 | $21.21 | $21.66 | $20.33 | $21.08 | 284,655,800 |
July 2006 | $22.05 | $22.12 | $20.20 | $21.34 | 294,513,800 |
June 2006 | $23.24 | $23.86 | $21.91 | $22.01 | 297,879,600 |
May 2006 | $24.59 | $25.48 | $22.84 | $23.35 | 264,997,600 |
April 2006 | $25.95 | $26.29 | $24.19 | $24.45 | 142,636,300 |
March 2006 | $25.72 | $26.92 | $24.67 | $25.90 | 192,419,800 |
February 2006 | $24.68 | $26.24 | $23.49 | $25.72 | 169,723,200 |
January 2006 | $24.65 | $26.36 | $24.19 | $24.74 | 190,368,300 |
December 2005 | $25.53 | $26.11 | $24.66 | $24.70 | 123,216,400 |
