Year per 1 million people 2010 0.3625267417851078 2011 0.9112694165226043 2012 1.8989928420177669 2013 2.953729628454945 2014 4.003102595135163 2015 5.539064870450504 2016 8.64754692054592 2017 41.27631929001956 2018 40.087704047114435 2019 35.25479779442068 2020 39.36027143265841