Year Number per 100,000 adults 2004-01-01 6.9623500000000000 2005-01-01 6.7218399999999990 2006-01-01 6.6778300000000000 2007-01-01 6.6391300000000010 2008-01-01 6.8011300000000010 2009-01-01 6.4600400000000000 2010-01-01 6.1226300000000000 2011-01-01 5.9948500000000000 2012-01-01 5.9101700000000000 2013-01-01 5.5923300000000005 2014-01-01 5.0591900000000000 2015-01-01 5.1402100000000000 2016-01-01 5.0913600000000000