Annual % of total population
1960 31.415877862595416
1961 31.14956818181819
1962 30.73216525821596
1963 30.351414725069898
1964 30.00522407407407
1965 29.666319214764837
1966 29.358406909613254
1967 29.0580067560189
1968 28.775984075839002
1969 28.51791114097228
1970 28.26738287829043
1971 28.001521677054996
1972 27.703981372200026
1973 27.450982904438366
1974 27.236254813135787
1975 27.043065638905983
1976 26.856398267358294
1977 26.674549785943185
1978 26.48433254851583
1979 26.274085505541443
1980 26.05827097015787
1981 25.914356008003647
1982 25.927510174666207
1983 25.92284167844665
1984 25.88633221410231
1985 25.832420458201895
1986 25.77773666689508
1987 25.728360156015494
1988 25.67697800077631
1989 25.6161922154204
1990 25.546001188591603
1991 25.54021995024214
1992 25.55923628320622
1993 25.586251949847583
1994 25.609996034787073
1995 25.631588463302474
1996 25.656244654395664
1997 25.68030044916269
1998 25.6961765322056
1999 25.70164314498985
2000 25.70146521508659
2001 25.708085361026946
2002 25.76059222968371
2003 25.802340638245873
2004 25.817756095999684
2005 25.802415269655377
2006 25.774876977958748
2007 25.85986313041601
2008 25.94399387965715
2009 26.03621411494298
2010 26.122612007243053
2011 26.209691582879913
2012 26.298911236013883
2013 26.394913207782782
2014 26.474442132074
2015 26.53984409014903
2016 26.615438219888976
2017 26.712683608416548
2018 26.830458476110202
2019 26.958688199607376
2020 27.137181167537854
2021 27.429134823689783
2022 27.379222905695443
2023 27.404482809070956