Year	Number
2004-01-01	368272
2005-01-01	532486
2006-01-01	798582
2007-01-01	279604
2008-01-01	313377
2009-01-01	240720
2010-01-01	262639
2011-01-01	84908
2012-01-01	200479
2013-01-01	176218
2014-01-01	167379
2015-01-01	128859
2016-01-01	74201