Annual % of total population
1960 61.2498963716252
1961 60.6134853058628
1962 59.9851482522675
1963 59.3693178866435
1964 58.7629259358187
1965 58.1658463647125
1966 57.5825303191294
1967 57.0076665069478
1968 56.4388683771136
1969 55.8878591074029
1970 55.3941109852775
1971 54.9737583558919
1972 54.5763077088833
1973 54.1840168243954
1974 53.805135160127
1975 53.4369408311385
1976 53.0751058175017
1977 52.7209768895405
1978 52.3819884589916
1979 52.0308006308563
1980 51.8651506084181
1981 51.955909239452
1982 52.1030390140203
1983 52.2411751366877
1984 52.360011486237
1985 52.4644074593944
1986 52.5623323029609
1987 52.6527917456759
1988 52.7265759436124
1989 52.7744016971251
1990 52.7060746548245
1991 52.5064125793135
1992 52.2766164011371
1993 52.0499378182093
1994 51.8259234458175
1995 51.6009967087292
1996 51.3788823139215
1997 51.174107432126
1998 50.9794892457645
1999 50.7875879920452
2000 50.6848203361051
2001 50.6915380996013
2002 50.7175679582685
2003 50.739051932552
2004 50.7566888612473
2005 50.7723651401812
2006 50.7842720510096
2007 50.7856739680632
2008 50.7803915616937
2009 50.7710535909588
2010 50.7510384766987
2011 50.7247251718996
2012 50.6935429587961
2013 50.6638571958768
2014 50.6335686957975
2015 50.5994832656657
2016 50.5660960165374
2017 50.5349750305446
2018 50.5021401723995
2019 50.4684979599583
2020 50.4145221620152
2021 50.358872717464
2022 50.3254275967259
2023 50.2983486747768