Year	Number
2005-01-01	58286
2006-01-01	60468
2007-01-01	63476
2008-01-01	63916
2009-01-01	62192
2010-01-01	63137
2011-01-01	64369
2012-01-01	66134
2013-01-01	67963
2014-01-01	69000
2015-01-01	70480
2016-01-01	70020
