Annual % of total population
1960 41.44910408983644
1961 41.694010870921716
1962 41.92536843155831
1963 42.14472709970671
1964 42.30333843423098
1965 42.39105056441247
1966 42.45784363052485
1967 42.50410927444667
1968 42.51788290901587
1969 42.49876913030724
1970 42.45243128265846
1971 42.39078950380784
1972 42.30648185258353
1973 42.19729858775917
1974 42.073643430954945
1975 41.930978633440624
1976 41.784874576801165
1977 41.62844430677268
1978 41.456815737676536
1979 41.28657170782028
1980 41.12026605869479
1981 40.956263635246295
1982 40.80428203401634
1983 40.655352383876796
1984 40.50668928209519
1985 40.35363933704556
1986 40.18342299907989
1987 40.00340040721062
1988 39.812783758688575
1989 39.60848677523056
1990 39.3869813600124
1991 39.14193517960582
1992 38.904911423024906
1993 38.65666118524628
1994 38.36455064870981
1995 38.026232210886405
1996 37.65728892121367
1997 37.257437328919444
1998 36.82845157510592
1999 36.38547581766763
2000 35.94266403941643
2001 35.509080712540275
2002 35.09257115099331
2003 34.68029948907482
2004 34.26231005738625
2005 33.84887971889503
2006 33.43714095284048
2007 33.03161251014064
2008 32.64832459802833
2009 32.27859043268691
2010 31.91307563977967
2011 31.564375854424032
2012 31.231944816226566
2013 30.907614096654296
2014 30.58111106612704
2015 30.242905282488774
2016 29.892899374428087
2017 29.533964804764107
2018 29.177812060190735
2019 28.823551863016085
2020 28.474480828804865
2021 28.148309496444853
2022 27.82261280728766
2023 27.463899932685287