Annual % of total population
1960 16.794271655495546
1961 17.184021827180302
1962 17.578635803636697
1963 17.891959492556513
1964 18.14932736645867
1965 18.40579718290965
1966 18.667878752369326
1967 18.935181143373995
1968 19.208440309712387
1969 19.485956148011095
1970 19.77265859987055
1971 20.068607123602415
1972 20.374079952491954
1973 20.685243517428837
1974 21.008828811178734
1975 21.369937118849343
1976 21.743334005535605
1977 22.12584416648405
1978 22.521956591696988
1979 22.930808369590874
1980 23.354623889712748
1981 23.790071644740166
1982 24.242287089563302
1983 24.496192703100647
1984 24.609366817766062
1985 24.725384742310908
1986 24.84684032701039
1987 24.97535299283325
1988 25.11790621826663
1989 25.273920110164504
1990 25.447861052760917
1991 25.57225017239396
1992 25.682233694715023
1993 25.823993164720306
1994 25.986353828968316
1995 26.16111339499621
1996 26.348346243352882
1997 26.54604608437318
1998 26.756492970765738
1999 26.975891001370766
2000 27.201687687655816
2001 27.425886423758133
2002 27.49536000962159
2003 27.458954029957034
2004 27.425700942762006
2005 27.395444535560316
2006 27.366744994543176
2007 27.338893553005633
2008 27.31550286590893
2009 27.296851893328565
2010 27.28487813371751
2011 27.30794905907232
2012 27.363678736141317
2013 27.43742299889671
2014 27.525527331317456
2015 27.61500409177581
2016 27.701733346675113
2017 27.770740561865694
2018 27.74614484811414
2019 27.640555035995696
2020 27.676917911862773
2021 27.776070631901124
2022 27.890956057996778
2023 28.0336740902551