Annual % of total population
1960 46.865471683795
1961 46.9681057490521
1962 47.0359827563872
1963 47.0785499659877
1964 47.0678077494418
1965 46.9943684227883
1966 46.8628170799501
1967 46.6598406321478
1968 46.3943807413967
1969 46.077385079892
1970 45.7112206099358
1971 45.2973683831718
1972 44.8409361875599
1973 44.355947184358
1974 43.8721669367985
1975 43.4141354530646
1976 42.9798214469931
1977 42.5601618302572
1978 42.1548806392226
1979 41.7641997864087
1980 41.3862751602213
1981 41.0132886451204
1982 40.6410765388888
1983 40.2719382027295
1984 39.9124456162038
1985 39.568561163839
1986 39.25062671214
1987 38.9545370065217
1988 38.6585895152167
1989 38.3526034689227
1990 38.0307964642454
1991 37.6847500398431
1992 37.3133559033626
1993 36.9198874934466
1994 36.5076265779603
1995 36.0814786600553
1996 35.6502064793631
1997 35.2201910610242
1998 34.7933010375888
1999 34.3720299606631
2000 33.9525490468751
2001 33.5251705944682
2002 33.0800823191301
2003 32.6315324645615
2004 32.194965121152
2005 31.7744121409058
2006 31.3782478802688
2007 31.0052325881861
2008 30.6569331176284
2009 30.3305065962993
2010 30.0156935279381
2011 29.7064897810051
2012 29.3980073447191
2013 29.0878837258027
2014 28.7768625569181
2015 28.4676591816314
2016 28.2227845138212
2017 28.1765921358279
2018 28.3974307016418
2019 28.6041592991999
2020 28.4842447313097
2021 28.1707273330532
2022 27.5742313742299
2023 26.7377906873725