Annual % of total population
1960 28.809368026257896
1961 29.378585812126335
1962 29.69855662763954
1963 30.04600575742501
1964 30.42113645945566
1965 30.818842588740996
1966 31.24445529951247
1967 31.697051741161104
1968 32.179315472983575
1969 32.68803464793324
1970 33.22848229598498
1971 33.79771211807197
1972 34.000902532089185
1973 34.014468155795456
1974 34.04311585765171
1975 34.08444211603682
1976 34.13829253363086
1977 34.2012495300836
1978 34.28014370596897
1979 34.37554243922804
1980 34.49253253176124
1981 34.62723806091483
1982 34.52290598092767
1983 34.32895026625727
1984 34.158839546484174
1985 34.00939323896422
1986 33.8753281474723
1987 33.75625761955801
1988 33.662030863629525
1989 33.5921448038245
1990 33.551704990522055
1991 33.314499688374696
1992 33.00563692760272
1993 32.722592468390005
1994 32.46604231916581
1995 32.23290276336951
1996 32.02157441196237
1997 31.825925496192937
1998 31.646840030549928
1999 31.488140339867886
2000 31.34849743911929
2001 31.232610923632738
2002 31.036556140518968
2003 30.805294649230287
2004 30.594548877190224
2005 30.398336482145698
2006 30.22336181491008
2007 30.070041170063817
2008 29.941999008872145
2009 29.837176024252
2010 29.74776756221883
2011 29.671816819532776
2012 29.61939878303761
2013 29.58211605253579
2014 29.56344426295433
2015 29.5685718137699
2016 29.69928172581501
2017 30.21303595050988
2018 31.315173552109655
2019 32.55304498533965
2020 33.431437541551205
2021 34.11576019135126
2022 34.34099143740361
2023 34.052926957120754