Year per 100,000 people 2000 17 2001 11 2002 11 2003 15 2004 8.5 2005 7.4 2006 14 2007 13 2008 13 2009 9.6 2010 16 2011 18 2012 32 2013 3.2 2014 5.3 2015 7.4 2016 6.3 2017 2.1 2018 6.3 2019 4.2 2020 6.7 2021 8.7 2022 11