Annual % of total population
1960 45.6021504899635
1961 45.5103044675532
1962 45.5513494932532
1963 45.4957972432339
1964 45.2501382193044
1965 44.8696858012095
1966 44.3832262804542
1967 43.8231205929754
1968 43.211397943911
1969 42.5387284453617
1970 41.7891245254425
1971 40.9599459646824
1972 40.0779943702607
1973 39.2002593116454
1974 38.3519629536693
1975 37.5286504888032
1976 36.7272814125395
1977 35.9367920098578
1978 35.1606387747277
1979 34.4252258826671
1980 33.7574421515083
1981 33.1663584436689
1982 32.6360999638784
1983 32.1629920656273
1984 31.7731468534233
1985 31.4550351979832
1986 31.164640815916
1987 30.8644915569272
1988 30.5237710690157
1989 30.1725874938833
1990 29.8362820900861
1991 29.453765170234
1992 29.0255597051615
1993 28.5687561107327
1994 28.0660691916828
1995 27.5350745448551
1996 27.0286266931163
1997 26.5842633820193
1998 26.1786539234065
1999 25.85636624128
2000 25.6135116275149
2001 25.3936676917452
2002 25.200936488024
2003 24.9893748893218
2004 24.7303219821174
2005 24.3997446838276
2006 23.9860780681343
2007 23.5039163093507
2008 22.9764279305956
2009 22.4420887318414
2010 21.9320829404752
2011 21.448055196735
2012 20.9862001350927
2013 20.5511541681339
2014 20.0649168977803
2015 19.5190360305393
2016 18.9918394696389
2017 18.4875270372712
2018 17.9922285442551
2019 17.5000906440666
2020 17.0297285270962
2021 16.6377001719513
2022 16.3080073476166
2023 16.0113320677218