Year	Number
2009-01-01	0.1679
2010-01-01	0.7868
2011-01-01	6.2544
2012-01-01	17.1593
2013-01-01	44.2088
2014-01-01	32.1883
2015-01-01	52.2944
2016-01-01	88.2872