Year per 100,000 adults 2004 4.905 2005 5.3 2006 5.4437575 2007 5.75 2008 6.645 2009 6.65 2010 6.654999999999999 2011 7.24 2012 7.93 2013 8.25 2014 8.45 2015 8.48 2016 8.76 2017 8.75 2018 9.364999999999998 2019 9.37 2020 9.085 2021 9.06