Annual % of cohort
1960 69.3764959392794
1961 69.78935385196166
1962 69.95715653073162
1963 70.67610250510414
1964 71.17688271710824
1965 71.325871396306
1966 71.54798966093387
1967 71.83370501205066
1968 72.14530567137932
1969 72.22120079304605
1970 72.39649836847121
1971 72.76506230344137
1972 73.08926830939949
1973 73.35411934859361
1974 73.69683363880644
1975 74.05207840815686
1976 74.1293317419701
1977 74.45084498707287
1978 74.66404316899313
1979 74.78059938952264
1980 74.92876008653303
1981 75.30978401284312
1982 75.69605222688496
1983 75.78050883992587
1984 75.80428809437001
1985 75.92783867278362
1986 76.68630839496049
1987 76.91348655420872
1988 76.70689197918628
1989 77.57208548598355
1990 77.65876821847795
1991 77.53676569928649
1992 77.01705777499365
1993 76.87013057549538
1994 77.34245490334715
1995 77.47534239488816
1996 77.80492213878078
1997 78.15110820035002
1998 78.65154124743523
1999 78.33091188924138
2000 79.22755615267783
2001 79.6967310278366
2002 79.9145693262535
2003 80.30975559748676
2004 80.83532331250305
2005 80.9707899287237
2006 81.5020783682635
2007 81.83393910952951
2008 82.25580914438225
2009 82.75785087713024
2010 83.03343096643646
2011 83.47390909581041
2012 84.02078489419966
2013 84.48014846773825
2014 85.21429997410277
2015 85.67291711368759
2016 86.10090555916243
2017 86.6006718652056
2018 86.83238224593369
2019 87.1436955924022
2020 84.57853400102621
2021 84.67211456882457
2022 85.3654650211862