2008-04-01   15.680
2008-06-12   18.280
2008-07-30   17.510
2009-05-06   21.550
2009-07-18   18.330
2010-02-17   25.110
2010-06-12   18.610
2011-03-27   15.560
2012-06-14   16.400
2013-03-14   22.820
2013-07-19   21.570
2013-09-20   18.720
2014-03-20   28.050
2014-09-22   21.210
2015-06-25   16.920
2015-07-23   17.300
2016-03-19   15.090
2016-09-24   17.710
2017-03-10   18.310