Year	% of population
2000	51.9161128230796
2001	53.3312371934366
2002	54.6351373300919
2003	55.9306253316382
2004	57.2354398758653
2005	58.5484651662334
2006	59.8707817877325
2007	61.6023323152472
2008	63.3424578727978
2009	65.0869031781855
2010	66.8374083076875
2011	68.5923179945414
2012	70.1498597100217
2013	71.6801447936656
2014	73.2176947943605
2015	74.7620657947833
2016	76.0173129165427
2017	77.2692231997295
2018	78.5138974205166
2019	79.751688865621
2020	80.026238683341
2021	80.2922288193525
2022	80.5508168196432