Year % of population 1998 75 1999 79.6219177246094 2000 81.1 2001 82.1 2002 87.7 2003 84 2004 85 2005 86 2006 87 2007 88.1 2008 90.9 2009 90.2 2010 91.3 2011 90.1 2012 93.5 2013 94.6 2014 95.7 2015 96.7 2016 97.8 2017 98.9 2018 99.6 2019 99.9 2020 100 2021 100 2022 100