Year % of population 2000 97.2132456329924 2001 97.3607259079284 2002 97.5082061828645 2003 97.6556864578005 2004 97.8031667327366 2005 97.9506470076727 2006 98.0981272826087 2007 98.2456075575448 2008 98.3930878324808 2009 98.5405681074169 2010 98.688048382353 2011 98.835528657289 2012 98.9830089322251 2013 99.1304892071611 2014 99.2779694820972 2015 99.4254497570333 2016 99.5729300319693 2017 99.7204103069054 2018 99.8678905818415 2019 100 2020 100 2021 100 2022 100