Annual % of total population
1960 33.4448066467721
1961 33.411976903933
1962 33.0053583156496
1963 32.4392207301424
1964 31.819704054975
1965 31.1202417774922
1966 30.2990966592045
1967 29.4407213381304
1968 28.57572273617
1969 27.7311777154944
1970 26.8399017909184
1971 26.0127823141654
1972 25.3308944572002
1973 24.7386366011899
1974 24.3019135086388
1975 24.03521947251
1976 23.9444928332133
1977 23.9543986145426
1978 23.975605191849
1979 24.0645449857179
1980 24.2529826150857
1981 24.4669169026346
1982 24.710065124297
1983 24.9972284292042
1984 25.2715874972013
1985 25.4849696104615
1986 25.6020603792298
1987 25.5946467998132
1988 25.4537664104981
1989 25.224509662389
1990 24.9316993716506
1991 24.591139426214
1992 24.2168240627457
1993 23.7930177032347
1994 23.3144520825145
1995 22.7667260103988
1996 22.1799940252191
1997 21.5466626655689
1998 20.8254246441254
1999 20.0759322993357
2000 19.3285235146054
2001 18.6375248164505
2002 18.0256749751824
2003 17.4523078849464
2004 16.9230759464921
2005 16.4433822444271
2006 16.0159344472921
2007 15.6784015190746
2008 15.4564381312847
2009 15.3190517891263
2010 15.2288552015471
2011 15.1453138767257
2012 15.0710455777783
2013 15.0189487870218
2014 14.987170464575
2015 14.974587287896
2016 14.9936562652774
2017 15.0833022515979
2018 15.2032776849962
2019 15.2925703157779
2020 15.3480034078472
2021 15.3692941127502
2022 15.1505142283709
2023 14.9435173137177