Year per 1,000 adults 2004 1.17 2008 46 2009 43.48 2010 53.41 2011 49.84 2012 52.69 2013 59.73 2014 66.57 2015 83.68 2016 87.39 2017 82.98 2018 132.49 2019 130.66 2020 118.92