2008-06-12   32.820
2008-07-30   32.070
2008-10-16   33.090
2009-05-06   36.230
2010-06-12   33.450
2011-04-06   31.690
2012-06-14   30.330
2013-07-19   31.540
2014-03-20   42.460
2014-07-22   32.380
2014-09-23   34.230
2015-05-25   31.700
2015-06-26   31.810
2015-07-24   30.720
2015-08-22   30.130
2015-11-27   29.600
2016-03-19   29.310
2016-09-24   29.690