Year	% of population
2000	19.199764024070493
2001	19.79093781246012
2002	20.58594059968625
2003	21.852599882196238
2004	23.461106431899765
2005	25.029035678904396
2006	26.636576200546873
2007	28.306193771887525
2008	30.016016610056216
2009	31.782813397474698
2010	33.584794701520224
2011	35.41802624322397
2012	37.29383371024859
2013	39.20411101167229
2014	41.15941892444501
2015	43.13912309289397
2016	45.13324797839109
2017	47.13097500588092
2018	49.13129901180348
2019	51.10962918070678
2020	52.397445074712024
2021	53.6475867607883
2022	54.8028890870862