Year	Number
2004-01-01	216412
2005-01-01	230095
2006-01-01	242407
2007-01-01	247153
2008-01-01	295448
2009-01-01	325313
2010-01-01	327244
2011-01-01	337845
2012-01-01	372384
2013-01-01	334072
2014-01-01	367839
2015-01-01	393118
2016-01-01	380524