Year per 100,000 population 2000 18.03971623849077 2001 18.53032324563692 2002 18.93351737766727 2003 19.642205058029656 2004 19.655247083321306 2005 19.94175512436388 2006 19.6232302982242 2007 20.65963175985832 2008 18.781884954785884 2009 16.08923744887899 2010 15.224000485361135 2011 15.904958462920169 2012 15.682492722977134 2013 15.23983798651417 2014 14.575981758575525 2015 13.519972288781082 2016 12.364085571586768 2017 11.540193512447347 2018 10.895087764517836 2019 10.344707533557058