Year Number per 1,000 adults 2005-01-01 388.25600000000000 2006-01-01 394.56199999999995 2007-01-01 391.83800000000000 2008-01-01 366.21900000000000 2009-01-01 364.70500000000000 2010-01-01 377.16400000000000 2011-01-01 436.17900000000003 2012-01-01 435.49800000000005 2013-01-01 434.05600000000000 2014-01-01 453.17500000000000 2015-01-01 473.41900000000004 2016-01-01 487.19599999999997