| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME | 
|---|---|---|---|---|---|
| December 31 2009    | $24.86    | $25.08    | $24.71    | $24.71    | 19,875,800    | 
| December 30 2009    | $25.08    | $25.08    | $24.63    | $24.78    | 22,009,500    | 
| December 29 2009    | $25.30    | $25.45    | $25.01    | $25.15    | 19,084,190    | 
| December 28 2009    | $25.15    | $25.45    | $24.71    | $25.30    | 33,795,650    | 
| December 24 2009    | $24.78    | $25.01    | $24.48    | $25.01    | 14,549,800    | 
| December 23 2009    | $25.08    | $25.23    | $24.33    | $24.56    | 35,752,040    | 
| December 22 2009    | $25.68    | $25.68    | $24.93    | $24.93    | 49,092,610    | 
| December 21 2009    | $25.30    | $25.53    | $25.08    | $25.53    | 62,625,030    | 
| December 18 2009    | $24.33    | $25.38    | $23.96    | $25.38    | 281,369,720    | 
| December 17 2009    | $23.51    | $24.26    | $23.36    | $23.89    | 377,263,850    | 
| December 16 2009    | $26.12    | $26.72    | $25.68    | $25.75    | 119,108,140    | 
| December 15 2009    | $27.39    | $27.62    | $26.20    | $26.57    | 93,423,080    | 
| December 14 2009    | $28.36    | $28.66    | $27.32    | $27.62    | 83,688,720    | 
| December 11 2009    | $29.11    | $29.48    | $28.89    | $29.48    | 22,120,240    | 
| December 10 2009    | $28.96    | $29.19    | $28.66    | $28.89    | 39,824,110    | 
| December 09 2009    | $29.41    | $29.48    | $28.29    | $28.81    | 39,989,180    | 
| December 08 2009    | $29.93    | $30.16    | $28.74    | $29.19    | 55,286,630    | 
| December 07 2009    | $30.53    | $30.75    | $30.08    | $30.08    | 23,200,950    | 
| December 04 2009    | $30.75    | $30.75    | $30.23    | $30.30    | 31,939,870    | 
| December 03 2009    | $30.98    | $31.42    | $30.08    | $30.23    | 34,577,410    | 
| December 02 2009    | $30.45    | $30.60    | $30.01    | $30.60    | 18,922,360    | 
| December 01 2009    | $30.98    | $31.05    | $30.23    | $30.60    | 24,623,940    | 
| November 30 2009    | $30.45    | $31.05    | $30.30    | $30.68    | 25,016,920    | 
| November 27 2009    | $29.71    | $30.83    | $29.48    | $30.30    | 25,806,580    | 
| November 25 2009    | $31.57    | $31.65    | $30.90    | $31.13    | 20,097,990    |