Year per 1,000 adults 2007 296.17 2008 311.85 2009 464.48 2010 472.65 2011 504.61 2012 644.44 2013 650.69 2014 653.35 2015 667.46 2016 813.92 2017 923.23 2018 1013.71 2019 1127.68 2020 1310.39 2021 1458.41