Year % of population 2000 86.6312500738054 2001 86.6395715682816 2002 86.6755637751858 2003 86.7113006300625 2004 86.7469457675827 2005 86.7880189539867 2006 86.8344360656067 2007 86.8805068866983 2008 86.9262229920522 2009 86.9715008944623 2010 87.0110028688324 2011 87.0501508919041 2012 87.0781782927788 2013 88.5990544332302 2014 90.1140246823355 2015 91.6231144609795 2016 93.1266726008545 2017 94.6244414524352 2018 96.1433838528522 2019 97.629550657545 2020 99.1094817093039 2021 99.9999988534441 2022 100