Year	Number
2004-01-01	872
2005-01-01	1045
2006-01-01	1079
2007-01-01	1109
2008-01-01	1143
2009-01-01	1128
2010-01-01	1085
2011-01-01	1069
2012-01-01	1090
2013-01-01	1103
2014-01-01	1066
2015-01-01	1070
2016-01-01	918
2017-01-01	793
