Year per 100,000 adults 2004 23.76 2005 25.605 2006 27.025 2007 27.52 2008 27.79 2009 26.46 2010 26.29 2011 24.32 2012 24.62 2013 24.9 2014 24.605 2015 24.185000000000002 2016 24.05 2017 22.86 2018 22.435000000000002 2019 23.54 2020 22.91 2021 21.05