Annual % of total population
1960 45.7925116355766
1961 45.9597281786357
1962 46.0556136243878
1963 46.0676683927797
1964 45.9915977793993
1965 45.8659611233662
1966 45.6841726101296
1967 45.4055143967553
1968 45.0152106690474
1969 44.5359927374149
1970 43.9945626913869
1971 43.3827905321792
1972 42.7029259069391
1973 41.960077208819
1974 41.1820464665001
1975 40.3968558372991
1976 39.6249996251519
1977 38.8896714390243
1978 38.2095914198608
1979 37.6104710508595
1980 37.0965450484053
1981 36.6628521869986
1982 36.3177929888113
1983 36.0853869303812
1984 35.9454046435724
1985 35.8665621731194
1986 35.8337530946608
1987 35.8156257533094
1988 35.7921965682385
1989 35.7322878427126
1990 35.6123883025856
1991 35.4170946632486
1992 35.1399987868533
1993 34.7916615277274
1994 34.374684737151
1995 33.9024438712335
1996 33.381698217346
1997 32.8118400132213
1998 32.195244622976
1999 31.5440620490436
2000 30.8731608234585
2001 30.1899044525683
2002 29.4940017556784
2003 28.792686739433
2004 28.1049341733604
2005 27.4374421758494
2006 26.8039979703856
2007 26.2192909534847
2008 25.6874454260748
2009 25.1892917741176
2010 24.7055358195027
2011 24.2416627697038
2012 23.7995513020064
2013 23.3792824220213
2014 22.9790504838843
2015 22.5880048422529
2016 22.2084524301824
2017 21.8679046982168
2018 21.5604513152251
2019 21.2446417137941
2020 20.9004500200562
2021 20.5484543235421
2022 20.1894812586943
2023 19.7859702661443