Year % of population 2000 91.34017150523842 2001 91.58830451732128 2002 91.45188156919369 2003 92.40108906940134 2004 92.25345099937081 2005 93.01589475480715 2006 95.19305142059903 2007 93.2393008446635 2008 93.91515712361952 2009 94.02656193667855 2010 95.21741942247927 2011 95.2191567472279 2012 94.62578123407603 2013 96.56047270694955 2014 95.90376410460414 2015 95.88748928921287 2016 96.23329411437125 2017 97.19837528774862 2018 95.4583357981029 2019 96.61257756838931 2020 96.73526910744538 2021 96.81255288539542 2022 96.90974603468126