2008-12-08   -25.986
2008-12-09   -26.147
2008-12-10   -25.842
2009-01-24   -26.144
2009-05-20   -25.993
2010-04-01   -26.150
2010-06-11   -26.144
2010-12-14   -26.224
2012-04-05   -26.071
2013-03-14   -26.153
2014-04-22   -26.073
2014-04-23   -26.224
2015-04-05   -26.017
2015-04-15   -26.230
2016-03-17   -26.314
2017-02-10   -26.233