
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME | 
|---|---|---|---|---|---|
| December 31 2009    | $23.17    | $23.18    | $22.80    | $22.80    | 31,929,700    | 
| December 30 2009    | $23.30    | $23.40    | $23.04    | $23.16    | 42,006,200    | 
| December 29 2009    | $23.45    | $23.56    | $23.36    | $23.48    | 29,716,200    | 
| December 28 2009    | $23.19    | $23.32    | $23.11    | $23.32    | 25,384,000    | 
| December 24 2009    | $23.10    | $23.19    | $23.01    | $23.19    | 11,083,900    | 
| December 23 2009    | $22.97    | $23.15    | $22.96    | $23.13    | 28,362,700    | 
| December 22 2009    | $22.89    | $23.14    | $22.84    | $23.05    | 36,321,000    | 
| December 21 2009    | $22.74    | $23.07    | $22.72    | $22.83    | 40,129,100    | 
| December 18 2009    | $22.32    | $22.78    | $22.29    | $22.71    | 94,118,000    | 
| December 17 2009    | $22.40    | $22.41    | $22.12    | $22.14    | 43,691,200    | 
| December 16 2009    | $22.49    | $22.75    | $22.47    | $22.51    | 55,737,800    | 
| December 15 2009    | $22.36    | $22.60    | $22.35    | $22.46    | 49,473,200    | 
| December 14 2009    | $22.37    | $22.56    | $22.37    | $22.52    | 34,651,200    | 
| December 11 2009    | $22.42    | $22.44    | $22.28    | $22.33    | 43,744,200    | 
| December 10 2009    | $22.22    | $22.41    | $22.19    | $22.34    | 45,940,200    | 
| December 09 2009    | $22.04    | $22.30    | $21.88    | $22.22    | 44,713,300    | 
| December 08 2009    | $22.08    | $22.25    | $21.98    | $22.12    | 37,402,200    | 
| December 07 2009    | $22.28    | $22.50    | $22.20    | $22.28    | 38,082,700    | 
| December 04 2009    | $22.48    | $22.72    | $22.31    | $22.43    | 58,810,700    | 
| December 03 2009    | $22.32    | $22.59    | $22.26    | $22.31    | 43,095,200    | 
| December 02 2009    | $22.37    | $22.43    | $22.18    | $22.28    | 36,308,600    | 
| December 01 2009    | $22.08    | $22.48    | $22.00    | $22.45    | 49,904,200    | 
| November 30 2009    | $21.80    | $22.03    | $21.69    | $22.00    | 44,172,000    | 
| November 27 2009    | $21.77    | $21.98    | $21.51    | $21.86    | 29,357,900    | 
| November 25 2009    | $22.30    | $22.34    | $22.13    | $22.28    | 32,033,500    |