Annual % of total population
1960 50.0915787931305
1961 50.1036426937991
1962 50.1186245153186
1963 50.1337069303716
1964 50.1500037991361
1965 50.1653694937404
1966 50.1792917547065
1967 50.1961037556534
1968 50.2155999541592
1969 50.2353246579042
1970 50.3820437428496
1971 50.643562049865
1972 50.8779332363723
1973 51.0947761063342
1974 51.3061864712744
1975 52.0892632227306
1976 53.0867644545325
1977 53.4509553248015
1978 53.6530691088176
1979 53.7948824549622
1980 53.7860792433052
1981 53.6965517328067
1982 53.5652300807031
1983 53.4385252345189
1984 53.3241779845776
1985 53.2211646007573
1986 53.0614906027254
1987 52.8421007229929
1988 52.681897220966
1989 52.5232156891296
1990 52.3058739454379
1991 52.0948959550345
1992 51.7038880082402
1993 51.2431530084785
1994 51.0275937626365
1995 50.9732471953
1996 50.9290942044667
1997 50.8858057892141
1998 50.8894319576433
1999 50.8898054173601
2000 50.8491777390264
2001 50.8104996258771
2002 50.7747907362484
2003 50.7413680791948
2004 50.70625291796
2005 50.6691121778348
2006 50.6327266532564
2007 50.5976722503464
2008 50.5612925175532
2009 50.5404380131311
2010 50.5352792056995
2011 50.5306375067458
2012 50.5258868816716
2013 50.5222143694637
2014 50.5197715546772
2015 50.5164869869174
2016 50.5145352989878
2017 50.5116422917537
2018 50.5093216088273
2019 50.5096883922046
2020 50.5056090007477
2021 50.4969822514563
2022 50.5033146185419
2023 50.5184532434856