Year Number per 100,000 adults 2008-01-01 3.3091199999999996 2009-01-01 3.3187400000000000 2010-01-01 3.2525300000000000 2011-01-01 3.5784000000000000 2012-01-01 3.1420700000000000 2013-01-01 3.6872300000000005 2014-01-01 3.8761500000000000 2015-01-01 3.7967900000000000 2016-01-01 3.8733100000000000