Year per 100,000 people 1990 16.9310950989982 1991 22.8311172199021 1992 23.9161009890581 1993 26.1727174386292 1994 27.0693166303407 1995 23.3201747987454 1996 23.2532502645794 1997 19.2577878334404 1998 17.2248063100912 1999 15.5638367298411 2000 19.1789702330101 2001 20.9283033382731 2002 21.4055986343228 2003 21.3821075412837 2004 22.0851933056976 2005 21.6788124950894 2006 20.6511358520334 2007 20.5009217468692 2008 23.2594066536008 2009 25.5687475017983 2010 27.7036473600038 2011 31.9372502108834 2012 27.7474939775636 2013 25.5600387052015 2014 19.7752225730795 2015 17.5562249541437 2016 20.5083955516008 2017 21.6254238939546 2018 20.0044045842624 2019 19.2232559488461 2020 16.9949270448435