2011-07-11     27,725

2011-07-04     28,064

2011-06-30     27,521

2011-06-23     27,100

2011-06-22     27,561

2011-05-23     27,737

2011-05-17     28,926

2011-05-02     29,285

2011-04-21     29,628

2011-04-14     29,504