Year Number 2006-01-01 215450 2007-01-01 243760 2008-01-01 246120 2009-01-01 232870 2010-01-01 222760 2011-01-01 214853 2012-01-01 231932 2013-01-01 291514 2014-01-01 390605 2015-01-01 295434 2016-01-01 289485