Year	% of population
2000	86.9598960322857
2001	87.3260136492701
2002	87.7125537666032
2003	88.1073225541723
2004	88.5026889720846
2005	88.89849800909
2006	89.2950645345258
2007	89.6920691439885
2008	90.0898320713121
2009	90.4880281882905
2010	90.886816268627
2011	91.2862018286615
2012	91.6861698103562
2013	92.0907742307547
2014	92.5000968345708
2015	92.9144017017963
2016	93.2465397820957
2017	93.4677255905202
2018	93.693256899836
2019	93.8578716530954
2020	93.9367387745435
2021	93.9562455310178
2022	93.9797141565547