Year per 1,000 adults 2004 171.8 2005 196.55 2006 323.29 2007 239.08 2008 237.36 2009 328.7 2010 370.3 2011 415.26 2012 558.57 2013 711.87 2014 998.57 2015 1209.29 2016 1053.82 2017 791.9 2018 804.41 2019 941.82 2020 987.98 2021 1384.73