Year Number per 100,000 adults 2004-01-01 2.5773900000000003 2005-01-01 2.4551600000000000 2006-01-01 1.9980300000000000 2007-01-01 2.1308800000000000 2008-01-01 2.2600700000000002 2009-01-01 2.3040599999999998 2010-01-01 3.3595200000000000 2011-01-01 3.3796199999999996 2012-01-01 3.3194900000000000 2013-01-01 3.5551900000000000 2014-01-01 3.4910400000000004