Annual % of total population
1960 43.1085370164596
1961 43.1630580074089
1962 43.2565371120182
1963 43.4387513297093
1964 43.6686665346869
1965 43.8879318211663
1966 44.1061454068722
1967 44.3264273588887
1968 44.5439714984229
1969 44.7320565727115
1970 44.8618298124222
1971 44.9336555649922
1972 44.9713958288688
1973 45.0140134697111
1974 45.0854098387315
1975 45.173483848292
1976 44.9337084487777
1977 44.5415795790127
1978 44.4450338480342
1979 44.6084181838293
1980 44.9843565784863
1981 45.4970216449423
1982 46.0869455405625
1983 46.712253935701
1984 47.3401726328001
1985 47.938644580656
1986 48.4829777369091
1987 48.6970809814434
1988 48.028880777507
1989 47.3120995192945
1990 47.0863308008566
1991 46.8085017796929
1992 46.4543298463618
1993 46.0572744323411
1994 45.6494884723798
1995 45.2624076411531
1996 44.9271268695463
1997 44.6637525261317
1998 44.5544672138642
1999 44.6771311498778
2000 44.9692107047341
2001 45.3360313174444
2002 45.5654881952773
2003 45.5698828650269
2004 45.459583839818
2005 45.2795500736286
2006 45.0621588597435
2007 44.8132012086872
2008 44.548751498528
2009 44.282258399144
2010 44.0035914701306
2011 43.9342451581451
2012 44.0296057671739
2013 44.0353184633188
2014 43.8876938632772
2015 43.6170486424375
2016 43.3385604875338
2017 43.0614106788528
2018 42.7614415845524
2019 42.4369437122429
2020 42.110374911366
2021 41.7979307924606
2022 41.4759090667376
2023 41.1225858897022