Year Number 2004-01-01 130424 2005-01-01 128243 2006-01-01 26810 2007-01-01 30270 2008-01-01 8107 2009-01-01 8000 2010-01-01 8154 2011-01-01 7915 2012-01-01 8253 2013-01-01 13348 2014-01-01 16775 2015-01-01 22828 2016-01-01 11383 2017-01-01 11985