Year per 1,000 adults 2006 112.92 2007 126.95 2008 132.04 2009 139.52 2010 138.91 2011 145.64 2012 165.455 2013 174.275 2014 187.375 2015 200.2 2016 204.2 2017 199.99 2018 205.45 2019 181.51 2020 169.45499999999998 2021 204.38