Year per 1,000 adults 2008 264.445 2009 338.985 2010 353.28499999999997 2011 426.16499999999996 2012 497.365 2013 476.38 2014 535.32 2015 575.755 2016 554.28 2017 601.76 2018 600.135 2019 639.775 2020 622.68 2021 706.075