Year	Number
2005-01-01	3088095
2006-01-01	3257673
2007-01-01	3460715
2008-01-01	3874623
2009-01-01	4211382
2010-01-01	4630157
2011-01-01	4715033
2012-01-01	5096841
2013-01-01	4875784
2014-01-01	4742009
2015-01-01	4802547
2016-01-01	4802987
2017-01-01	4930035