| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME | 
|---|---|---|---|---|---|
| December 31 2012    | $5.99    | $6.21    | $5.96    | $6.19    | 18,787,600    | 
| December 28 2012    | $6.01    | $6.13    | $5.96    | $5.98    | 15,127,400    | 
| December 27 2012    | $6.03    | $6.11    | $5.92    | $6.07    | 18,455,400    | 
| December 26 2012    | $6.08    | $6.19    | $6.02    | $6.03    | 10,342,300    | 
| December 24 2012    | $6.23    | $6.23    | $6.03    | $6.08    | 6,840,000    | 
| December 21 2012    | $6.33    | $6.33    | $6.03    | $6.17    | 58,144,400    | 
| December 20 2012    | $6.68    | $6.71    | $6.57    | $6.63    | 19,997,000    | 
| December 19 2012    | $6.55    | $6.71    | $6.54    | $6.66    | 25,576,000    | 
| December 18 2012    | $6.46    | $6.55    | $6.39    | $6.54    | 28,810,700    | 
| December 17 2012    | $6.69    | $6.74    | $6.38    | $6.45    | 34,772,400    | 
| December 14 2012    | $6.58    | $6.73    | $6.53    | $6.69    | 23,368,900    | 
| December 13 2012    | $6.58    | $6.64    | $6.46    | $6.50    | 24,047,400    | 
| December 12 2012    | $6.70    | $6.70    | $6.48    | $6.55    | 28,353,700    | 
| December 11 2012    | $6.54    | $6.68    | $6.47    | $6.61    | 24,442,700    | 
| December 10 2012    | $6.30    | $6.57    | $6.28    | $6.51    | 32,458,100    | 
| December 07 2012    | $6.27    | $6.35    | $6.20    | $6.29    | 22,046,900    | 
| December 06 2012    | $6.00    | $6.27    | $5.95    | $6.26    | 30,376,200    | 
| December 05 2012    | $5.91    | $6.05    | $5.88    | $6.03    | 18,644,200    | 
| December 04 2012    | $5.86    | $5.91    | $5.78    | $5.90    | 20,645,500    | 
| December 03 2012    | $5.88    | $5.89    | $5.76    | $5.79    | 15,082,300    | 
| November 30 2012    | $5.74    | $5.84    | $5.71    | $5.83    | 20,270,200    | 
| November 29 2012    | $5.66    | $5.78    | $5.60    | $5.77    | 25,011,800    | 
| November 28 2012    | $5.49    | $5.65    | $5.45    | $5.63    | 24,166,600    | 
| November 27 2012    | $5.57    | $5.64    | $5.51    | $5.54    | 34,241,300    | 
| November 26 2012    | $5.54    | $5.65    | $5.49    | $5.56    | 29,431,300    |