Year Number per 100,000 adults 2004-01-01 9.67682 2005-01-01 11.69610 2006-01-01 13.82390 2007-01-01 18.60140 2008-01-01 23.49870 2009-01-01 24.00590 2010-01-01 24.13040 2011-01-01 24.09380 2012-01-01 24.01730 2013-01-01 23.40910 2014-01-01 21.94190 2015-01-01 21.85140 2016-01-01 21.50960