Year	Number
2004-01-01	2079
2005-01-01	2064
2006-01-01	2073
2007-01-01	2074
2008-01-01	2114
2009-01-01	2147
2010-01-01	1933
2011-01-01	2258
2012-01-01	2167
2013-01-01	2087
2014-01-01	2016
2015-01-01	1740