Annual % of total population
1960 51.0835875556756
1961 51.042605476566
1962 51.0012981045226
1963 50.9606698220416
1964 50.9206901374053
1965 50.8807289932809
1966 50.842438052553
1967 50.8064026012916
1968 50.7696950650724
1969 50.7335541720376
1970 50.69867581863
1971 50.663472415886
1972 50.6277549072289
1973 50.589033610202
1974 50.547522942733
1975 50.5054528484762
1976 50.4628745119904
1977 50.4211708853068
1978 50.3801091324146
1979 50.3411666643782
1980 50.3038706464342
1981 50.2670795734898
1982 50.2314375536936
1983 50.1972735670687
1984 50.1651727199089
1985 50.2570271025306
1986 50.4733257597877
1987 50.6969967205744
1988 50.9089180042431
1989 50.9742926547946
1990 50.8972546355941
1991 50.8151098949554
1992 50.7722665078795
1993 50.7952350954195
1994 50.8080902234031
1995 50.7632552327324
1996 50.7108158260985
1997 50.7136342584986
1998 50.7804291349166
1999 50.8754330877857
2000 50.9071260663561
2001 50.8416227037469
2002 50.758320970443
2003 50.6767036963102
2004 50.5953357670201
2005 50.5129132093498
2006 50.4281949047364
2007 50.3415159247737
2008 50.2522107951709
2009 50.1614627434661
2010 50.0773507077547
2011 50.0050804007132
2012 49.9408902186949
2013 49.8834526909856
2014 49.8348855945007
2015 49.7950097271688
2016 49.7625416059335
2017 49.7365028947877
2018 49.7145089488189
2019 49.6958713625775
2020 49.6868295951246
2021 49.68091491502
2022 49.6750809597352
2023 49.6739650041411