Annual % of total population
1960 35.8752576318789
1961 36.0520591848668
1962 36.3107971532551
1963 36.6339499137352
1964 36.9418418923334
1965 37.1812625508962
1966 37.388881372761
1967 37.5751113176826
1968 37.7208610331865
1969 37.8221339217379
1970 37.8739464547331
1971 37.8646618157455
1972 37.773372492315
1973 37.5912374413491
1974 37.2958212356167
1975 36.8463716922241
1976 36.2113526889565
1977 35.3704151611383
1978 34.3323738766106
1979 33.1447139460185
1980 31.8657396641713
1981 30.5180284976672
1982 29.2370440255349
1983 28.1078227494658
1984 27.0555009523087
1985 26.0520288387739
1986 25.098314881178
1987 24.2401841402704
1988 23.5453865561267
1989 23.0283028125177
1990 22.6734643369331
1991 22.4250528196687
1992 22.2346256607628
1993 22.1003928259318
1994 22.0272941456562
1995 22.0064963786423
1996 22.0063365687828
1997 21.9275160347728
1998 21.734738971074
1999 21.4932311553438
2000 21.2141305378428
2001 20.9033122613648
2002 20.5680126259048
2003 20.1912330120936
2004 19.7634814837152
2005 19.3102212906609
2006 18.8732690799715
2007 18.490864194113
2008 18.1799909884257
2009 17.9393717288159
2010 17.738896723704
2011 17.5491397890051
2012 17.3500635318398
2013 17.1339255269108
2014 16.9083533694681
2015 16.6925987138857
2016 16.4823276717714
2017 16.2706387077738
2018 16.0993663272083
2019 15.9681007615606
2020 15.8605291460758
2021 15.7994060697618
2022 15.7206963384766
2023 15.5694308848966