2008-06-12   39.050
2008-07-30   38.080
2009-05-06   40.290
2009-07-18   38.200
2010-02-17   44.310
2010-06-12   38.430
2011-03-27   31.880
2012-06-14   35.190
2013-03-14   39.780
2013-07-19   32.830
2013-09-19   38.490
2014-03-20   35.330
2014-09-22   34.930
2015-06-25   39.530
2015-07-23   38.090
2016-03-19   36.130
2016-09-24   38.460
2017-03-10   38.950