Year % of adults 2000 45.0509544529739 2005 41.6857012566574 2010 38.7690654992485 2011 38.0936745781458 2012 37.6950442313156 2013 37.1912366399025 2014 36.6608772499178 2015 36.2142032881487 2016 35.7509325210304