Year Number per 100,000 adults 2004-01-01 4.652320000000000 2005-01-01 6.853789999999999 2006-01-01 6.729630000000000 2007-01-01 7.706620000000000 2008-01-01 20.360700000000000 2009-01-01 25.144800000000000 2010-01-01 29.702500000000000 2011-01-01 29.972100000000000 2012-01-01 33.157100000000000 2013-01-01 33.314600000000000 2014-01-01 31.562700000000000 2015-01-01 30.745000000000000 2016-01-01 25.531300000000000