Year	% of population
2000	74.7442777090824
2001	74.7430892333141
2002	74.7897754795531
2003	74.8473833637628
2004	74.9087237258286
2005	74.9699419534107
2006	75.0310378662127
2007	75.092005870262
2008	75.1528518537953
2009	75.2132890171795
2010	75.273885515702
2011	75.3343625770455
2012	75.3986702075179
2013	75.4664724352823
2014	75.5382710493664
2015	75.6134534687554
2016	75.692239991669
2017	75.7745725721537
2018	75.8601181603772
2019	75.9488270871563
2020	76.040643880787
2021	76.1355091422677
2022	76.2331071384836