Year per 100,000 people 2003 4.24272978640226 2004 4.29888142780693 2005 4.81044135624783 2006 4.55163696361965 2007 5.10721975685462 2008 4.56669499246751 2010 4.18605855331374 2011 4.12679109272116 2012 4.27219634823124 2015 2.8061610011835 2016 3.33747248629462 2017 3.09538965830315 2018 2.60961013143155 2019 2.41969244415338 2020 2.50548438706156 2021 2.51959874186857