Year per 100,000 people 1990 3.44769431133312 1991 3.30025892031348 1992 3.64634347391798 1993 4.0483257228899 1994 4.60477690673994 1995 0.785071088187035 1996 0.976419363871464 1997 0.887261772854649 2007 1.73014215821177 2008 1.80917091350693 2009 1.50431550510527 2010 1.67357774926444 2011 1.98312808074904 2012 2.23243286790112 2013 1.87139026362431 2014 1.96349606711738 2015 1.59043690302332 2016 1.31464655250751 2017 1.30195822838335 2018 0.89867312347372 2019 1.14032721876481 2020 0.988221769043239 2021 1.02257949714653