Year	Number
2004-01-01	606
2005-01-01	617
2006-01-01	517
2007-01-01	118
2008-01-01	131
2009-01-01	96
2010-01-01	112
2011-01-01	109
2012-01-01	176
2013-01-01	206
2014-01-01	184
2015-01-01	1139
2016-01-01	1250