Year	Number
2004-01-01	132
2005-01-01	133
2006-01-01	127
2007-01-01	132
2008-01-01	135
2009-01-01	137
2010-01-01	128
2011-01-01	128
2012-01-01	128
2013-01-01	123
2014-01-01	115
2015-01-01	113
2016-01-01	15