Year Number per 100,000 adults 2006-01-01 2.3279900000000002 2007-01-01 3.0347200000000000 2008-01-01 3.1410900000000000 2009-01-01 3.9629000000000000 2010-01-01 4.1194400000000000 2011-01-01 4.2760800000000000 2012-01-01 4.4911500000000000 2013-01-01 4.7749500000000000 2014-01-01 5.6947300000000000 2015-01-01 6.1241400000000010