Year Number per 1,000 adults 2004-01-01 680.4580000000001 2005-01-01 721.0410000000000 2006-01-01 693.7360000000001 2007-01-01 653.3950000000000 2008-01-01 644.0280000000000 2009-01-01 599.3170000000000 2010-01-01 589.0030000000000 2011-01-01 605.3680000000000 2012-01-01 606.3180000000000 2013-01-01 648.1650000000000 2014-01-01 638.7970000000000 2015-01-01 692.2900000000000 2016-01-01 727.6730000000000