Year per 100,000 adults 2004 57.28 2005 53.77 2006 53.51 2007 51.44 2008 49.74 2009 48 2010 45.05 2011 43.5 2012 42.53 2013 41.46 2014 39.88 2015 38.55 2016 36.55 2017 34.79 2018 32.39 2019 29.64 2020 26.23