Year Number per 100,000 adults 2004-01-01 5.137210000000000 2005-01-01 5.302370000000000 2006-01-01 5.323300000000000 2007-01-01 6.416040000000000 2008-01-01 6.819100000000000 2009-01-01 6.914020000000000 2010-01-01 6.100900000000000 2011-01-01 7.148090000000000 2012-01-01 7.687880000000001 2013-01-01 7.817870000000000 2014-01-01 7.846460000000000 2015-01-01 8.235180000000000 2016-01-01 8.377889999999999