Year Number 2006-01-01 307492.00 2007-01-01 378819.00 2008-01-01 428647.00 2009-01-01 478647.00 2010-01-01 537334.00 2011-01-01 562526.66 2012-01-01 645071.00 2013-01-01 964796.00 2014-01-01 581344.00 2015-01-01 589441.00