Year	Number
2004-01-01	1103
2005-01-01	1124
2006-01-01	1148
2007-01-01	1155
2008-01-01	1161
2009-01-01	1199
2010-01-01	1173
2011-01-01	1161
2012-01-01	1147
2013-01-01	1069
2014-01-01	1040
2015-01-01	1040