Year per 1,000 adults 2004 103.32 2005 99.54 2006 144.48 2007 154.82 2008 156.64 2009 170.09 2010 169.81 2011 455.68 2012 670.65 2013 747.53 2014 881.12 2015 934.5 2016 913.03 2017 937.02 2018 1070.66 2019 1154.46 2020 1220.97 2021 1052.64