2012-05-20     31,230

2012-05-18     29,920

2012-05-12     29,510

2012-05-07     29,751

2012-05-03     28,003

2012-04-30     29,205

2012-04-26     30,159

2012-04-18     28,906

2012-04-12     29,529

2012-04-09     29,042