Annual % of total population
1960 41.436109726389
1961 41.4056616026095
1962 41.4112195757736
1963 41.5080205326426
1964 41.7050080276466
1965 42.0028712103427
1966 42.3660371612766
1967 42.7083690582511
1968 43.0123937487066
1969 43.2840842892627
1970 43.5270723111576
1971 43.7271403034849
1972 43.8881472052026
1973 44.0169283229434
1974 44.1203507210213
1975 44.2166254872214
1976 44.3101101056421
1977 44.4028245263094
1978 44.4921320820208
1979 44.5729956469813
1980 44.6494666522901
1981 44.7215050492959
1982 44.7764390653429
1983 44.8812570501857
1984 45.0863331811875
1985 45.3540224879036
1986 45.6346361688473
1987 45.9662346820477
1988 45.5282469196007
1989 45.073673271859
1990 45.4189668850642
1991 45.6940613516848
1992 46.0225896107077
1993 46.4097039310626
1994 46.7074954164636
1995 46.9724261923589
1996 47.3127902770505
1997 47.5745250773762
1998 47.4837422509876
1999 47.2520937515224
2000 47.1240336707831
2001 47.0620294440584
2002 47.1507715372767
2003 47.2094142083789
2004 46.9088818103577
2005 46.3098982213018
2006 45.6165669740783
2007 44.882901724288
2008 44.2134383271049
2009 43.6820517949148
2010 42.9932483356314
2011 42.340352726971
2012 42.0684814132311
2013 42.0184672634175
2014 42.7133504014814
2015 43.5325765582742
2016 44.4541823884736
2017 46.0244015291288
2018 46.8495250679644
2019 46.3753914032091
2020 45.4975223517279
2021 44.713710970763
2022 43.8652000403
2023 42.9634064870523