Year	Number
2004-01-01	87
2005-01-01	86
2006-01-01	91
2007-01-01	95
2008-01-01	100
2009-01-01	98
2010-01-01	99
2011-01-01	102
2012-01-01	104
2013-01-01	103
2014-01-01	105
2015-01-01	102
2016-01-01	99