Year	Number
2010-01-01	382888.000
2011-01-01	489032.000
2012-01-01	423150.000
2013-01-01	451942.452
2014-01-01	429821.744
2015-01-01	531956.000
2016-01-01	591049.000
2017-01-01	637875.000