Annual % of total population
1960 50.6047719691375
1961 50.6432670956167
1962 50.6815652239161
1963 50.7129898515817
1964 50.7364499039413
1965 50.7747260411044
1966 50.8222015429412
1967 50.8609488616045
1968 50.8900862196852
1969 50.9183248147239
1970 50.9659871162426
1971 50.9309268914616
1972 50.8054519343849
1973 50.781531905632
1974 50.8345499406637
1975 50.8731401944207
1976 50.9186853204229
1977 50.9748316199929
1978 51.0287507373937
1979 51.0905624194064
1980 51.158379176392
1981 51.2199806295665
1982 51.295271491973
1983 51.3569943082312
1984 51.3616145268044
1985 51.3507392227383
1986 51.3344378955374
1987 51.2911374640376
1988 51.2229803551918
1989 51.1260143945202
1990 51.004676512785
1991 50.8948004523821
1992 50.8349594907999
1993 50.808299533397
1994 50.8107341752002
1995 50.8268426410882
1996 50.8211480099322
1997 50.7912076881344
1998 50.7262013249161
1999 50.6580893399076
2000 50.671903550736
2001 50.7018696883853
2002 50.6861203867122
2003 50.6268956975835
2004 50.5395510585686
2005 50.4909004861679
2006 50.4616811034623
2007 50.4405378145657
2008 50.3971266896559
2009 50.3229771746728
2010 50.2571637052083
2011 50.1632555393029
2012 50.0549393593863
2013 49.9727473272125
2014 49.9191647079769
2015 49.8510733955266
2016 49.7894063779783
2017 49.7565753174248
2018 49.724055909316
2019 49.7024870437906
2020 49.6823440392513
2021 49.6706662224454
2022 49.669625802387
2023 49.6681267258021