Year % of population 2000 87.4314870895846 2001 88.0819577807628 2002 88.7324999475269 2003 89.383110814731 2004 90.0337990120702 2005 90.6845524665774 2006 91.3353803403276 2007 91.9862777822027 2008 92.6372470397192 2009 93.2882824715469 2010 93.9374803437478 2011 94.5876061984861 2012 95.2385534459309 2013 95.8901857401957 2014 96.5423001003273 2015 97.1755914796041 2016 97.5845405245812 2017 97.9925779699681 2018 98.3992930382773 2019 98.4005497674635 2020 98.4019559329424 2021 98.4035077131603 2022 98.4052341232454