Year	% of population
2000	21.800836653400488
2001	22.040896425563457
2002	22.648918513296433
2003	23.2834477862309
2004	23.94443994228046
2005	24.629374860244997
2006	25.33478688138811
2007	26.054816479048213
2008	26.788443249490474
2009	27.537942092808528
2010	28.304941161925452
2011	29.087676074079468
2012	29.886122441473272
2013	30.700076942541475
2014	31.528614949832313
2015	32.367706290602236
2016	33.21705613119455
2017	34.081135657318065
2018	34.84597385813431
2019	35.73311916544049
2020	36.633950362338545
2021	37.531876523608155
2022	38.64743189192978