Year	Number
2004-01-01	1318034
2005-01-01	1438927
2006-01-01	1571418
2007-01-01	694978
2008-01-01	701587
2009-01-01	1296533
2010-01-01	1432342
2011-01-01	1477049
2012-01-01	1510072
2013-01-01	1697565
2014-01-01	1775282
2015-01-01	1819946
2016-01-01	1965611
2017-01-01	2117343