Year per 1 million people 2010 0.2371077618915248 2011 0.3486383233006845 2012 0.4550652631847197 2013 0.3889893345792847 2014 0.5945424516147165 2015 0.7597355261082066 2016 1.320562176524168 2017 1.9419944450109279 2018 4.595341052760253 2019 4.256097432062797 2020 6.3455651677616665