2008-12-08   8.720
2008-12-09   9.360
2008-12-10   9.560
2009-01-24   9.230
2009-05-20   8.830
2010-04-01   10.900
2010-06-11   10.400
2010-12-14   9.410
2012-04-05   10.120
2013-03-14   10.010
2013-11-14   10.450
2014-04-22   9.020
2014-04-23   8.520
2015-04-05   11.060
2015-04-15   10.850
2016-03-17   7.780
2017-02-10   9.230