Annual % of total population
1960 39.592336873553
1961 39.62276939817
1962 39.5978315178197
1963 39.5216373740015
1964 39.4102648303476
1965 39.253929141134
1966 39.0554397436837
1967 38.839362111404
1968 38.6102852846683
1969 38.3571386925778
1970 38.0529966886043
1971 37.6904068380828
1972 37.2937427586781
1973 36.8699675450982
1974 36.4083316090159
1975 35.9170453997007
1976 35.4173722706574
1977 34.9115651926476
1978 34.4047722032869
1979 33.9015831145418
1980 33.4045535205692
1981 32.928707115454
1982 32.4736160352206
1983 32.0386200891695
1984 31.635302580114
1985 31.2664030616249
1986 30.9308872218807
1987 30.6255026436381
1988 30.3496589241894
1989 30.1078403641632
1990 29.8944499788201
1991 29.6924360889077
1992 29.4719124105365
1993 29.2270087422936
1994 28.9708250291295
1995 28.6961402519672
1996 28.3957235075886
1997 28.0628327261356
1998 27.6911811912214
1999 27.2756229149179
2000 26.8125653160442
2001 26.3160020480575
2002 25.7942727664892
2003 25.239386834502
2004 24.6478867743847
2005 24.0338902911975
2006 23.4221497474575
2007 22.8567197124241
2008 22.3523188527009
2009 21.8914432676801
2010 21.4798441699156
2011 21.1091599866842
2012 20.771601124245
2013 20.4724440702186
2014 20.2099150409439
2015 19.9743101950496
2016 19.7226070877104
2017 19.4177371496986
2018 19.1026198743247
2019 18.8264646121871
2020 18.6188701743694
2021 18.4569535059805
2022 18.3186998108983
2023 18.177371509033