Year Number per 100,000 adults 2005-01-01 27.378600000000000 2006-01-01 28.181900000000000 2007-01-01 31.714800000000000 2008-01-01 33.829200000000000 2009-01-01 32.208300000000000 2010-01-01 31.377800000000000 2011-01-01 32.153900000000000 2012-01-01 31.750999999999998 2013-01-01 32.446700000000000 2014-01-01 33.309100000000000 2015-01-01 30.422900000000000 2016-01-01 28.938800000000000