Annual % of total population
1960 40.8899006857948
1961 42.5386699479412
1962 43.8117596505146
1963 44.6933688974878
1964 45.2916800982179
1965 45.6442800266484
1966 45.8211161104736
1967 45.840418223575
1968 45.686599931732
1969 45.3769893630193
1970 44.9153017233832
1971 44.3068007352224
1972 43.5537597702734
1973 42.6650771111866
1974 41.6709620559313
1975 40.5981928308168
1976 39.2554166373271
1977 37.7229875951538
1978 36.2931487689083
1979 35.2555557364117
1980 34.6063435567223
1981 34.0683325392073
1982 33.7162707639198
1983 33.4768754536377
1984 33.3585157168691
1985 33.3725406826737
1986 33.4743423449413
1987 33.6710229037172
1988 33.8956867857451
1989 34.2453596125502
1990 34.5408003084613
1991 34.6464711318928
1992 34.6946844428442
1993 34.6685775790955
1994 34.4932825927579
1995 34.1720082693968
1996 33.7478455898443
1997 33.2280070596957
1998 32.6093503055647
1999 31.8667789017262
2000 30.9937307829946
2001 30.0291486753901
2002 29.0372267405881
2003 28.0641015588926
2004 27.146581108076
2005 26.3062013150865
2006 25.5738399689115
2007 24.9799598148813
2008 24.5116168368354
2009 24.1497350549825
2010 23.9057820806678
2011 23.8098466457125
2012 23.8624834169269
2013 24.0154575206549
2014 24.2115061871268
2015 24.4110496498193
2016 24.5751308507968
2017 24.6239785725498
2018 24.5468674949371
2019 24.4136548590589
2020 24.2241066583594
2021 23.9249531076917
2022 23.4802580093558
2023 22.9217889410781