2011-05-17     28,863

2011-05-02     29,223

2011-04-21     29,572

2011-04-14     29,450

2011-04-11     28,467

2011-04-07     27,465

2011-04-02     27,180

2011-03-22     27,470

2011-03-17     27,841

2011-03-13     28,555