Year per 1,000 adults 2005 53.35 2006 55.3 2007 64.3 2008 79.46 2009 108.24 2010 129.91 2011 154.57 2012 176.49 2013 193.79 2014 209.65 2015 241.68 2016 261.45 2017 314.35 2018 534.51 2019 519.47 2020 561.25 2021 618.04