Year	Number
2007-01-01	10.2897
2008-01-01	10.2897
2009-01-01	9.9900
2010-01-01	10.0899
2011-01-01	10.0899
2012-01-01	10.1898
2013-01-01	10.0899
2014-01-01	10.0899
2015-01-01	9.0909
2016-01-01	9.1908
