Annual % of total population
1960 22.0467014155716
1961 22.4331620029795
1962 22.6667271709913
1963 22.8413207630664
1964 23.0855249909645
1965 23.3587092400873
1966 23.6234112040799
1967 23.869372776927
1968 24.1006106443544
1969 24.2923634118075
1970 24.3697557787526
1971 24.3234800158778
1972 24.1674673965805
1973 23.9051242266225
1974 23.5967066342566
1975 23.2380189538607
1976 22.7551581034814
1977 22.1789994605066
1978 21.570546155292
1979 20.9615963259795
1980 20.4226358407282
1981 19.9783937137708
1982 19.5521330647925
1983 19.0961568226947
1984 18.6587661344336
1985 18.2996856632739
1986 18.0100204189145
1987 17.7811149058232
1988 17.6430874893794
1989 17.565466686607
1990 17.5231734314364
1991 17.5719650659301
1992 17.6916779011472
1993 17.7879397655554
1994 17.8317758540407
1995 17.8161363195819
1996 17.72898631711
1997 17.5786701623792
1998 17.4085885638443
1999 17.236098186589
2000 17.046335286558
2001 16.8228171822183
2002 16.6177352323161
2003 16.4354237334891
2004 16.233090874535
2005 16.0181715537962
2006 15.7715384577704
2007 15.5069151202415
2008 15.2525530932903
2009 15.0206842663473
2010 14.825031098926
2011 14.6496695734621
2012 14.4937091890024
2013 14.3772910296185
2014 14.304366143695
2015 14.3069690772991
2016 14.3689170698083
2017 14.4179718865459
2018 14.4324211973005
2019 14.4250419724143
2020 14.4032175479921
2021 14.3854932066305
2022 14.3780936028915
2023 14.3668732549943