Year	% of population
2000	2.18651334206389
2001	2.16923405428448
2002	2.15301933087838
2003	2.13787016782207
2004	2.1237619218398
2005	2.11069320121309
2006	2.09859400383251
2007	2.08746320998081
2008	2.07723314239308
2009	2.06794587087927
2010	2.05951360078186
2011	2.05193458831197
2012	2.04514626367428
2013	2.03918648539207
2014	2.03416473685196
2015	2.03006732912993
2016	2.02682328202871
2017	2.02436556688957
2018	2.02264750629228
2019	2.02164129494403
2020	2.02126877629729
2021	2.02150583149367
2022	2.02231216741053