Year	% of population
2000	66.7725858583972
2001	66.7604696409472
2002	66.9574843891469
2003	67.08596901527
2004	67.1666623540485
2005	67.2460762013045
2006	68.3271803416379
2007	69.4141238737742
2008	70.5100269049342
2009	71.6183867693472
2010	72.7387998589388
2011	73.8673807337096
2012	75.0039792874543
2013	76.14851511961
2014	77.3008507527502
2015	78.6223735524012
2016	79.9576368074314
2017	81.3065475524591
2018	82.4505578384451
2019	83.6060839569293
2020	84.676638852621
2021	85.2433985471785