Year Number per 100,000 adults 2004-01-01 3.7264900000000000 2005-01-01 3.9524800000000004 2006-01-01 3.0793400000000000 2007-01-01 3.2918199999999995 2008-01-01 3.4894700000000000 2009-01-01 3.3646900000000000 2010-01-01 3.2585500000000000 2011-01-01 3.3237200000000000 2012-01-01 3.2906600000000000 2013-01-01 3.2778500000000000 2014-01-01 3.3914500000000000 2015-01-01 2.9657800000000000 2016-01-01 2.9566200000000000