Year per 1,000 adults 2008 221.5 2009 218.8 2010 208.78 2011 103.09 2012 107.63 2013 148.65 2014 132.32 2015 198.84 2016 202.73999999999998 2017 222.31 2018 245.5 2019 206.75 2020 247.26 2021 226.44