Annual % of total population
1960 17.772011711348437
1961 18.07485526101633
1962 18.38388360670162
1963 18.698496526243947
1964 19.020358002239497
1965 19.346370353523536
1966 19.679001157213317
1967 20.01713978798534
1968 20.361979919571663
1969 20.710381271207183
1970 21.066761337926458
1971 21.429666868375886
1972 21.80107905955271
1973 22.17827413056214
1974 22.56479910805552
1975 22.96282052882185
1976 23.373989747070897
1977 23.78718760935339
1978 24.213033882524154
1979 24.655763067742292
1980 25.120064406264337
1981 25.603642510050335
1982 26.111370198350293
1983 26.642006855514637
1984 27.196195220480856
1985 27.767502971515732
1986 28.360607502350128
1987 28.972965880919933
1988 29.607005922335915
1989 30.261864095681496
1990 30.945856328054166
1991 31.65995181984104
1992 32.39063136671049
1993 32.90193676470335
1994 33.44339709700974
1995 34.016640500232675
1996 34.61683510095355
1997 35.23846471553903
1998 35.88428667414511
1999 36.545597775674324
2000 37.23075845233418
2001 37.94200924665256
2002 38.148343765796014
2003 38.242380962790776
2004 38.342014168624885
2005 38.44376493752845
2006 38.543004190758914
2007 38.642881915554405
2008 38.75363553584284
2009 38.87061765139832
2010 38.99721908939116
2011 39.13308707777789
2012 39.28123956628086
2013 39.43926609849498
2014 39.60995831542164
2015 39.79502411388191
2016 39.992950377851756
2017 40.20443122327573
2018 40.43188946579644
2019 40.6112598669561
2020 40.83718032647345
2021 41.12007544700629
2022 41.401607151768104
2023 41.61886790655678