Annual % of total population
1960 12.20958019209719
1961 12.38287484108307
1962 12.537089040404336
1963 12.684808604189476
1964 12.870633895485872
1965 13.833178830073079
1966 15.020309443848282
1967 16.3271444940846
1968 17.738498499224743
1969 19.248849729684466
1970 20.8701969487376
1971 22.60927733976061
1972 24.447236580358865
1973 26.230846882532667
1974 25.924661588311892
1975 25.313317983228327
1976 24.679131313800877
1977 24.062506761927054
1978 23.466724362200907
1979 22.89066380017587
1980 22.347673759248256
1981 21.844399850257794
1982 21.375323576454996
1983 20.933861277862547
1984 20.645119842717744
1985 20.50802958380572
1986 20.41546165768886
1987 20.362817518371322
1988 20.338798452841118
1989 20.334103139871218
1990 20.35153315460553
1991 20.391154155566678
1992 20.45338168924726
1993 20.53747329465321
1994 20.64968491559254
1995 20.791462103927202
1996 20.61473847038609
1997 20.409881309887144
1998 20.227799368876937
1999 20.058608168686504
2000 19.81939128461101
2001 19.499211132246987
2002 19.165079035011022
2003 18.8205947309234
2004 18.46910530925108
2005 18.118508677478843
2006 17.831327681246545
2007 17.591042543131024
2008 17.340588308016383
2009 17.09958081447554
2010 16.869239437904074
2011 17.82096761995381
2012 18.918187285238
2013 18.682952559312348
2014 18.465998356118735
2015 18.31104601165815
2016 18.174679682072956
2017 18.02575968590812
2018 17.87253776093185
2019 17.672437939634847
2020 17.509695756290032
2021 17.368105276145286
2022 17.26029275398868
2023 17.178068366648336