Annual % of total population
1960 46.96090860067549
1961 47.56988558352403
1962 46.66511120802442
1963 46.3040773434216
1964 45.82234343434343
1965 45.55263363246196
1966 45.719627234689995
1967 45.08032786885246
1968 45.45315733143061
1969 45.59054570733403
1970 45.407061197041024
1971 45.302443792766375
1972 45.476016518424395
1973 44.98367907260525
1974 44.97885697364525
1975 45.287554269175104
1976 45.62473818284744
1977 45.958870744533634
1978 46.3589701897019
1979 46.54944532488114
1980 46.822227952552865
1981 47.28733569261881
1982 47.81448772016869
1983 48.37744214372716
1984 49.17335898052416
1985 49.72263170328372
1986 50.389602233077454
1987 51.03138017853056
1988 51.66233678523188
1989 52.27698096502878
1990 52.16714592274678
1991 50.55881996362902
1992 51.16363458910794
1993 53.11978711271621
1994 55.211020559362844
1995 57.35704238052299
1996 58.39618763176387
1997 58.279952021932836
1998 58.28943225590353
1999 58.14829387755102
2000 57.95423755764032
2001 57.92259667650256
2002 58.09226788432268
2003 58.18171218440289
2004 58.09170215890733
2005 58.00271280356705
2006 57.912996016275144
2007 57.81933399256278
2008 57.72753393169877
2009 57.2814203270279
2010 57.161878902355845
2011 57.03111076772516
2012 56.90368497566526
2013 56.94838389478255
2014 57.15290236985284
2015 57.32559277335593
2016 57.51544582260707
2017 57.717558215601436
2018 57.93015715765299
2019 57.85075104926
2020 57.82803225141344
2021 57.82221439699511
2022 57.62525765105938
2023 57.34811975360522