Year	% of population
2000	93.8103303366407
2001	94.2073961944107
2002	94.604465834526
2003	95.0015379075561
2004	95.3986061396217
2005	95.7956735304335
2006	96.1927409186447
2007	96.5898115697584
2008	96.9868748291868
2009	97.3839450694112
2010	97.7810113640734
2011	98.1780814693564
2012	98.5751544267288
2013	98.9722208481671
2014	99.3692904700805
2015	99.6306260454773
2016	99.6318715787003
2017	99.6331286573978
2018	99.6345478282001
2019	99.636151982144
2020	99.6379253571289
2021	99.6399023078221
2022	99.6420270617799