Annual % of total population
1960 39.66805183831727
1961 39.72892097224365
1962 39.87102078554019
1963 40.19289342160057
1964 40.42685356221461
1965 40.48241396076059
1966 40.4692884874856
1967 40.346176409498646
1968 40.201503071453025
1969 40.07900161193742
1970 39.91033472146548
1971 39.7427323258188
1972 39.525330660153884
1973 39.30332055601974
1974 39.1683552018273
1975 39.049770273145455
1976 38.91838461330149
1977 38.61180869313716
1978 38.02738113909742
1979 37.43519328968075
1980 36.94705597434092
1981 36.50978501494716
1982 36.15602509577483
1983 35.768425538522486
1984 35.32465409216882
1985 34.91006664827789
1986 34.53780766118303
1987 34.23137487553898
1988 33.94243772648558
1989 33.674453190418795
1990 33.46272198767578
1991 33.24315818602723
1992 32.991581719185234
1993 32.729662141029955
1994 32.4190090026506
1995 32.049347749182104
1996 31.626944333532162
1997 31.138746470078324
1998 30.636970916828503
1999 30.14122734997633
2000 29.628373556140424
2001 29.085618708635995
2002 28.50301544691717
2003 27.931566310479475
2004 27.38419357457048
2005 26.838955670012265
2006 26.361200485612933
2007 25.983147927445835
2008 25.666393528737995
2009 25.394013385100546
2010 25.14636279199031
2011 24.923102654861914
2012 24.73796790190785
2013 24.574513971477764
2014 24.416772737266424
2015 24.24540205958854
2016 24.065538215933934
2017 23.89674078452105
2018 23.70619761431167
2019 23.47641795668588
2020 23.21086840460376
2021 22.92480417649028
2022 22.632297641967853
2023 22.294291217421346