Year	% of population
2000	49.1383205634209
2001	49.0811977467469
2002	48.984765568043
2003	48.8854457544253
2004	50.7176777876065
2005	52.5783324245073
2006	54.4670824974091
2007	56.3838433244244
2008	58.3284789243762
2009	60.3009052009062
2010	62.3006301902166
2011	64.3274026075619
2012	66.3808520347694
2013	68.459832807363
2014	70.5632610188294
2015	70.5919698860001
2016	70.6165078550165
2017	70.6369415898919
2018	70.65335162337
2019	70.6658550054076
2020	70.6745374149515
2021	70.7057950614818
2022	70.7360679461577