Annual % of total population
1960 41.401699209716945
1961 41.670170607469565
1962 41.92365027657618
1963 42.17203594000581
1964 42.34907048272484
1965 42.430903375680494
1966 42.47601743017369
1967 42.490107152716966
1968 42.47699522844839
1969 42.442505068990975
1970 42.384674342646626
1971 42.326671677071474
1972 42.25576289619334
1973 42.16227126368162
1974 42.060163846960705
1975 41.93826856569665
1976 41.81054454623085
1977 41.675888780838505
1978 41.53397702214627
1979 41.408340553012785
1980 41.2951005682001
1981 41.199500704560364
1982 41.12287429915053
1983 41.05172493491228
1984 40.986045944785815
1985 40.91001305630049
1986 40.81392382457143
1987 40.6956720604213
1988 40.54699008194365
1989 40.3788737108481
1990 40.206582902642815
1991 40.007626499368826
1992 39.806104175375914
1993 39.586742846777334
1994 39.33312555501229
1995 39.045841561960884
1996 38.72023502542611
1997 38.37066463673164
1998 38.00025776148331
1999 37.61932975163897
2000 37.245278634314836
2001 36.883265765755986
2002 36.537608005983216
2003 36.1983134137034
2004 35.85368192990377
2005 35.50996067197898
2006 35.16872257164102
2007 34.827940473892646
2008 34.498304042420195
2009 34.17724853469042
2010 33.85756340955242
2011 33.54661801394388
2012 33.24649970849329
2013 32.94940957845451
2014 32.641684938284335
2015 32.323473529830544
2016 31.99281632369713
2017 31.645203744916575
2018 31.298936027080316
2019 30.95874648311717
2020 30.619364275965804
2021 30.308128077185337
2022 30.01570599056003
2023 29.69752669682018