Year	Number
2004-01-01	85
2005-01-01	105
2006-01-01	137
2007-01-01	103
2008-01-01	61
2009-01-01	51
2010-01-01	121
2011-01-01	3859
2012-01-01	3961
2013-01-01	4963
2014-01-01	41103
2015-01-01	86036
2016-01-01	100024
2017-01-01	100501