Annual % of cohort
1960 27.54756088974497
1961 32.78647707835491
1962 40.81968943483882
1963 41.69425786976307
1964 42.85355107347244
1965 42.438012919466466
1966 44.648323282422695
1967 46.13450657642005
1968 46.90488409955929
1969 48.057880365154084
1970 49.15119511828415
1971 50.752544375787636
1972 51.70755633101719
1973 53.194041918664546
1974 54.08938527256116
1975 55.46478162467128
1976 56.7567034554561
1977 57.745821355878135
1978 58.64630872686632
1979 59.66699410346028
1980 60.4358125513809
1981 61.39454004394153
1982 62.18657081123439
1983 62.7938313290793
1984 63.60344565425685
1985 64.29655296920286
1986 64.87469820902103
1987 65.48515078115733
1988 65.9492261447915
1989 66.52580731994018
1990 66.99999497026505
1991 67.65337520525107
1992 68.40370869525138
1993 68.97006764400216
1994 69.49524861696757
1995 69.84540386657409
1996 70.27827672003923
1997 70.89046088253639
1998 71.34615198667439
1999 71.81705514435363
2000 72.29620027507048
2001 72.83932660986343
2002 73.38599998896161
2003 73.88309163736484
2004 74.07161849725586
2005 74.73723648566111
2006 75.25403348512921
2007 75.5635304215384
2008 75.55552133395238
2009 76.19217915442837
2010 76.51990768211887
2011 76.8324429350327
2012 77.13185935910506
2013 77.44224736405378
2014 77.85455772040595
2015 78.10314761060118
2016 78.30045788919182
2017 78.21589128405488
2018 78.92209127964436
2019 79.22934760550737
2020 78.98485191656646
2021 78.36399403278203
2022 79.27510013364754