2011-03-13     28,300

2011-03-10     29,915

2011-03-07     30,043

2010-11-21     29,654

2010-11-05     29,602

2010-11-01     28,009

2010-10-19     27,552

2010-10-11     27,388

2010-09-20     27,817

2010-09-17     28,574