Year	Number
2006-01-01	2072224
2007-01-01	2385959
2008-01-01	2969258
2009-01-01	2851470
2010-01-01	2998358
2011-01-01	3136615
2012-01-01	3378258
2013-01-01	3775559
2014-01-01	3923500
2015-01-01	4224572
2016-01-01	5432465
2017-01-01	6148050