Annual % of total population
1960 26.5470535255162
1961 26.4151799775018
1962 26.2108723943469
1963 25.9872386270212
1964 25.7849603216913
1965 25.6428364881672
1966 25.5435615944149
1967 25.458815949675
1968 25.3603748962446
1969 25.2109058761954
1970 25.011171903247
1971 24.7951897533019
1972 24.6083070978426
1973 24.4604616224287
1974 24.3483367872508
1975 24.296735344289
1976 24.2815799036008
1977 24.2367394110541
1978 24.1471887567
1979 24.0132233680923
1980 23.8290814850542
1981 23.5721458151476
1982 23.2259374972616
1983 22.8207560900247
1984 22.3817094647828
1985 21.893460576761
1986 21.372829441005
1987 20.8585699982396
1988 20.3476406891748
1989 19.820511773477
1990 19.2807399933316
1991 18.7519096049895
1992 18.2458170092575
1993 17.7469688971126
1994 17.2335373562216
1995 16.7027982200103
1996 16.2024390387258
1997 15.7615898119712
1998 15.3691424862711
1999 15.0404159630354
2000 14.7900378588398
2001 14.6090271370642
2002 14.4732946299442
2003 14.3621973709252
2004 14.2844001135213
2005 14.2841319041638
2006 14.3214539982692
2007 14.3548174422874
2008 14.4153085934338
2009 14.4945871266201
2010 14.5662734168327
2011 14.6149546951403
2012 14.6413946944328
2013 14.6448824456591
2014 14.61489555088
2015 14.5505018626972
2016 14.4788730743491
2017 14.4180841253065
2018 14.3510409144581
2019 14.271109087704
2020 14.177384022727
2021 14.0602267129966
2022 13.8693839395411
2023 13.598436634083