Annual % of total population
1960 11.259528122614883
1961 11.550121794274505
1962 11.81677004415176
1963 12.08161167601452
1964 12.345313569678089
1965 12.60664933619173
1966 12.866662403461811
1967 13.12416834528368
1968 13.382489787080182
1969 13.64135374696986
1970 13.902691463198586
1971 14.186690104718094
1972 14.478411423915686
1973 14.703934428636797
1974 14.915272782943049
1975 15.11936112142559
1976 15.315773366669266
1977 15.505273522053253
1978 15.69152043479999
1979 15.841746844139756
1980 15.897583769568927
1981 15.83938650105526
1982 15.710136737634079
1983 15.660205032979006
1984 15.685969599527219
1985 15.694349694906029
1986 15.66064331912326
1987 15.625804517944001
1988 15.598791558649161
1989 15.59110487896048
1990 15.595985096063114
1991 15.611551865531812
1992 15.722913876187262
1993 15.844549054548384
1994 15.913164827034617
1995 15.97456745649234
1996 16.022153562933486
1997 16.085654179086777
1998 16.136015491093776
1999 16.147272034686228
2000 16.124989476577056
2001 16.099619359595554
2002 16.169820600965167
2003 16.29315971530594
2004 16.41147522904082
2005 16.54286685247086
2006 16.686898786939857
2007 16.825857136652843
2008 16.961257143776066
2009 17.088690512514038
2010 17.214703359548928
2011 17.367206186251067
2012 17.57766803801993
2013 17.836710265411647
2014 18.124470076171505
2015 18.438666843362203
2016 18.77751553402405
2017 19.098375029759616
2018 19.385260224821952
2019 19.600008114888187
2020 19.78956159410755
2021 19.956549057846345
2022 20.10756779325498
2023 20.240737183587058