Year per 100,000 people 1990 3.04820271350203 1991 3.07148951684672 1992 3.09393606381124 1993 2.56582070242302 1994 2.88887273041708 1995 2.85829344610932 1996 2.9855298393463 1997 2.70431040814173 1998 2.19266564982606 1999 2.76837187403869 2000 2.85923539795244 2001 3.00693764122126 2002 2.53817086908605 2003 1.97583382585308 2004 2.83083413396846 2005 2.26836426727736 2006 2.25967222789725 2007 2.43916781644752 2008 2.50312867558803 2009 2.24768979633121 2010 2.2001496661133 2011 2.04151097052318 2012 1.64392918654967 2013 1.6363688680639 2014 1.61129680187797 2015 1.49649755696774 2016 1.34662512995387 2017 1.21638168386984 2018 1.5592531612498 2019 1.46698296751276 2020 1.64572794344772