Year % of population 2000 98.704717832302 2001 98.7043769319749 2002 98.7054909240719 2003 98.7066132798976 2004 98.7076857299021 2005 98.7088068285165 2006 98.7099280814496 2007 98.7110424750234 2008 98.7121599592783 2009 98.7132348759964 2010 98.714353917625 2011 98.8055485791026 2012 98.8965065111574 2013 98.9935508849481 2014 99.1128296048628 2015 99.2319222259616 2016 99.3508146061221 2017 99.468272513732 2018 99.5841324682715 2019 99.6998094734838 2020 99.8146572820038 2021 99.8149244456589 2022 99.8152400004339