Year Number per 1,000 adults 2005-01-01 759.5400000000000 2006-01-01 771.0830000000001 2007-01-01 787.4720000000000 2008-01-01 829.2710000000001 2009-01-01 857.5850000000000 2010-01-01 858.9950000000000 2011-01-01 843.2930000000000 2012-01-01 775.6530000000000 2013-01-01 699.7280000000001 2014-01-01 670.7090000000000 2015-01-01 652.0580000000000 2016-01-01 622.4910000000000