Year	Number
2006-01-01	1460779
2007-01-01	1763602
2008-01-01	2207463
2009-01-01	2006539
2010-01-01	2180954
2011-01-01	2315454
2012-01-01	2520597
2013-01-01	2895469
2014-01-01	3039527
2015-01-01	3355421
2016-01-01	4580029
2017-01-01	5274438