
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME | 
|---|---|---|---|---|---|
| February 28 2007    | $2.49    | $2.57    | $2.49    | $2.54    | 919,475,200    | 
| February 27 2007    | $2.59    | $2.61    | $2.50    | $2.52    | 1,145,813,200    | 
| February 26 2007    | $2.70    | $2.70    | $2.63    | $2.66    | 615,848,800    | 
| February 23 2007    | $2.68    | $2.71    | $2.67    | $2.67    | 517,893,600    | 
| February 22 2007    | $2.73    | $2.73    | $2.66    | $2.69    | 838,224,800    | 
| February 21 2007    | $2.58    | $2.69    | $2.58    | $2.68    | 1,155,313,600    | 
| February 20 2007    | $2.54    | $2.59    | $2.53    | $2.58    | 617,702,400    | 
| February 16 2007    | $2.56    | $2.56    | $2.54    | $2.55    | 399,868,000    | 
| February 15 2007    | $2.56    | $2.57    | $2.55    | $2.56    | 363,661,200    | 
| February 14 2007    | $2.54    | $2.57    | $2.54    | $2.56    | 507,981,600    | 
| February 13 2007    | $2.56    | $2.56    | $2.53    | $2.54    | 580,986,000    | 
| February 12 2007    | $2.53    | $2.56    | $2.51    | $2.55    | 724,071,600    | 
| February 09 2007    | $2.58    | $2.59    | $2.50    | $2.50    | 860,540,800    | 
| February 08 2007    | $2.56    | $2.60    | $2.56    | $2.59    | 679,030,800    | 
| February 07 2007    | $2.54    | $2.59    | $2.51    | $2.59    | 1,066,825,200    | 
| February 06 2007    | $2.54    | $2.54    | $2.49    | $2.53    | 864,393,600    | 
| February 05 2007    | $2.53    | $2.56    | $2.52    | $2.52    | 578,852,400    | 
| February 02 2007    | $2.53    | $2.56    | $2.51    | $2.54    | 621,530,000    | 
| February 01 2007    | $2.59    | $2.59    | $2.54    | $2.54    | 664,342,000    |