| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME | 
|---|---|---|---|---|---|
| December 31 2007    | $17.36    | $17.46    | $17.16    | $17.19    | 94,294,523    | 
| December 28 2007    | $17.52    | $17.59    | $17.31    | $17.46    | 101,215,424    | 
| December 27 2007    | $17.57    | $17.79    | $17.42    | $17.42    | 117,579,424    | 
| December 26 2007    | $17.37    | $17.73    | $17.35    | $17.67    | 100,921,868    | 
| December 24 2007    | $17.27    | $17.42    | $17.22    | $17.42    | 65,070,612    | 
| December 21 2007    | $17.34    | $17.38    | $17.23    | $17.31    | 214,670,161    | 
| December 20 2007    | $17.04    | $17.17    | $16.92    | $17.14    | 176,613,559    | 
| December 19 2007    | $16.76    | $16.89    | $16.63    | $16.83    | 176,637,136    | 
| December 18 2007    | $16.75    | $16.82    | $16.22    | $16.73    | 286,344,420    | 
| December 17 2007    | $17.10    | $17.28    | $16.49    | $16.63    | 219,215,681    | 
| December 14 2007    | $17.09    | $17.39    | $17.08    | $17.15    | 146,730,925    | 
| December 13 2007    | $17.31    | $17.34    | $16.93    | $17.25    | 207,006,819    | 
| December 12 2007    | $17.74    | $17.75    | $17.11    | $17.38    | 246,017,816    | 
| December 11 2007    | $17.89    | $17.92    | $17.37    | $17.38    | 245,019,902    | 
| December 10 2007    | $17.79    | $18.01    | $17.74    | $17.85    | 154,051,399    | 
| December 07 2007    | $17.77    | $17.84    | $17.66    | $17.77    | 153,528,425    | 
| December 06 2007    | $17.34    | $17.81    | $17.32    | $17.78    | 196,133,104    | 
| December 05 2007    | $17.22    | $17.37    | $17.09    | $17.36    | 168,049,010    | 
| December 04 2007    | $16.86    | $17.20    | $16.83    | $17.00    | 169,106,666    | 
| December 03 2007    | $17.17    | $17.27    | $16.93    | $16.94    | 172,653,433    | 
| November 30 2007    | $17.67    | $17.67    | $16.95    | $17.22    | 315,388,905    | 
| November 29 2007    | $17.17    | $17.47    | $17.09    | $17.32    | 247,905,029    | 
| November 28 2007    | $16.95    | $17.26    | $16.70    | $17.20    | 315,774,013    | 
| November 27 2007    | $16.77    | $16.81    | $16.16    | $16.74    | 355,801,306    | 
| November 26 2007    | $16.90    | $17.23    | $16.53    | $16.55    | 271,232,449    |