Year per 100,000 adults 2004 16.46 2005 16.62 2006 18.48 2007 21.51 2008 25.94 2009 28.3 2010 31.19 2011 30.47 2012 34.15 2013 34.09 2014 33.77 2015 33.73 2016 33.42 2017 31.26 2018 32.53 2019 32 2020 31.01 2021 42.07