Year % of population 2000 99.8721557989335 2001 99.87211141684982 2002 99.8719058151443 2003 99.87170414014636 2004 99.87150132957738 2005 99.87062200744354 2006 99.8683122037992 2007 99.85996935375684 2008 99.85158250476947 2009 99.84312207876462 2010 99.83510864519042 2011 99.80647364568739 2012 99.7781005646888 2013 99.75007332913788 2014 99.72246855772686 2015 99.69539772707134 2016 99.66850503941176 2017 99.64190610909371 2018 99.61541505773322 2019 99.58919246501017 2020 99.56412790750905 2021 99.53926001179845 2022 99.5225419106941