Annual % of total population
1960 44.3204659875164
1961 44.2899922141702
1962 44.2567158324633
1963 44.2206669594366
1964 44.1943972516842
1965 44.2557975669907
1966 44.4027957129721
1967 44.5470339065764
1968 44.6828999862429
1969 44.8120869789936
1970 44.9372065332165
1971 44.7530650412136
1972 44.2093747300971
1973 43.6406995230525
1974 43.1427758501554
1975 42.7085817702269
1976 42.3294583461092
1977 41.9947548178615
1978 41.6974905715115
1979 41.4312786092755
1980 41.1886540079152
1981 41.0513207747132
1982 41.0383691757647
1983 41.0641052246697
1984 41.1030564123115
1985 41.1538417266187
1986 41.2127162391492
1987 41.2765638228328
1988 41.3409277584791
1989 41.4044996592379
1990 41.4670537167242
1991 41.4706349280465
1992 41.4175699316464
1993 41.3645196991747
1994 41.3124900969905
1995 41.2625176609553
1996 41.2152551694492
1997 41.1701343613584
1998 41.1261829277723
1999 41.0796768829112
2000 41.0254103637401
2001 40.9592787196836
2002 40.8756100298801
2003 40.621980428034
2004 40.1094965390887
2005 39.5523554723751
2006 39.0815062292671
2007 38.6793486408876
2008 38.3286065657189
2009 38.0118580392775
2010 37.8731012775565
2011 37.8084890646386
2012 37.513378217201
2013 37.6016606521658
2014 38.1677235126234
2015 38.207617120682
2016 37.7846163013661
2017 37.384973167842
2018 37.3382010838141
2019 37.5306855629947
2020 37.702246206181
2021 37.9026355444844
2022 38.0397668032166
2023 38.1613305607708