Year Number per 1,000 adults 2004-01-01 754.2650000000000 2005-01-01 748.5350000000000 2006-01-01 755.6760000000000 2007-01-01 860.2280000000001 2008-01-01 860.2280000000001 2009-01-01 860.2280000000001 2010-01-01 860.2280000000001 2011-01-01 860.2280000000001 2012-01-01 625.9630000000001 2013-01-01 658.5880000000001 2014-01-01 665.4169999999999 2015-01-01 684.8989999999999 2016-01-01 698.8430000000001