Year	Number
2010-01-01	11.3573
2011-01-01	72.9606
2012-01-01	104.2216
2013-01-01	129.0851
2014-01-01	157.0967
2015-01-01	176.6770
2016-01-01	277.2680
2017-01-01	426.1756