Annual % of total population
1960 38.8077106216524
1961 38.9812839796796
1962 39.0010664167291
1963 38.8599643471535
1964 38.5929166493845
1965 38.2183652162694
1966 37.7395243131548
1967 37.1554302693646
1968 36.4755187054114
1969 35.7357992942879
1970 34.9744113644101
1971 34.2280167970809
1972 33.5121011713539
1973 32.8004728197138
1974 32.0664147165134
1975 31.3164673092845
1976 30.5584995612111
1977 29.801083384159
1978 29.0584266665957
1979 28.3513115197631
1980 27.7060564500383
1981 27.1598508912777
1982 26.7220759506347
1983 26.359370034445
1984 26.0358113595568
1985 25.7236576369135
1986 25.3989351457638
1987 25.0579915771457
1988 24.7187491913252
1989 24.3799274283988
1990 24.0272896142801
1991 23.6856635570562
1992 24.0682087115193
1993 24.8083905056086
1994 24.9434127256248
1995 24.3237816978787
1996 23.0668385814294
1997 21.9787397832078
1998 21.1609116661511
1999 20.3892763183558
2000 19.6244033163052
2001 18.9032742366265
2002 18.2465385705541
2003 17.6623666240654
2004 17.1573743742246
2005 16.7052854250681
2006 16.2646400624137
2007 15.9795507619935
2008 15.9219671696305
2009 15.9462317065308
2010 15.9283123349553
2011 15.8164338697856
2012 15.6332616113656
2013 15.4070072398276
2014 15.2099897299617
2015 15.0945826774156
2016 15.0226832282577
2017 14.9797080081058
2018 14.9585501020697
2019 14.9405564863274
2020 14.9240411251481
2021 14.9193061450475
2022 14.869276624144
2023 14.7398000060732