Year % of population 2000 61.6510012232414 2001 60.6360087566423 2002 59.6218599838935 2003 58.6091597294012 2004 57.5979370768547 2005 56.5887881086623 2006 55.5811742681653 2007 54.5751244877539 2008 53.5701271990936 2009 52.5684025169136 2010 51.5677845751615 2011 50.557525907959 2012 49.5427002372534 2013 48.5309155273101 2014 47.5211265342475 2015 46.5133650009196 2016 45.5055707709266 2017 44.4983385050048 2018 43.4917300466393 2019 42.4858057030728 2020 41.4806311924755 2021 40.4762684262142 2022 39.4732795094103