Year	Number
2004-01-01	46285
2005-01-01	48642
2006-01-01	54425
2007-01-01	65280
2008-01-01	81988
2009-01-01	81988
2010-01-01	98919
2011-01-01	54381
2012-01-01	57605
2013-01-01	66577
2014-01-01	80181
2015-01-01	87863
2016-01-01	103823