Year per 1,000 adults 2004 633.12 2005 652.33 2006 807.34 2007 846.95 2008 827.19 2009 862.55 2010 925.31 2011 1006.88 2012 1039.31 2013 1088.3 2014 1116.65 2015 1113.48 2016 1165.39 2017 1121.26 2018 1087.73 2019 1083.04 2020 1075.51