Year	% of population
2000	81.6520248035213
2001	81.6089984086428
2002	81.588618803031
2003	81.625979676983
2004	81.663060110154
2005	81.7001355471236
2006	81.7372115100056
2007	81.7742928943994
2008	81.8113678871724
2009	81.8484468932717
2010	81.8855243973485
2011	81.9226025450299
2012	81.926565196603
2013	81.9160913815374
2014	81.9056181433721
2015	81.9019392635462
2016	81.9056196154783
2017	81.9158104745692
2018	81.9333571772162
2019	81.9576979661815
2020	81.9888316214229
2021	82.0270400921502
2022	82.0723248379512