Year per 1 million people 2010 12.205931817664865 2011 19.137045289956916 2012 38.155130650013206 2013 49.42428647180411 2014 68.13888154617301 2015 86.5958217577071 2016 103.00371645309306 2017 161.4652209880104 2018 155.49087097247588 2019 174.61514470420678 2020 221.60114144728354