Year per 1,000 adults 2007 65.35 2008 78.36 2009 70.845 2010 80.07 2011 99.96 2012 107.63 2013 110.525 2014 110.56 2015 110.93 2016 115.605 2017 118.96000000000001 2018 146.02 2019 148.79500000000002 2020 149.03 2021 152.54