Annual % of cohort
1960 36.38059404541402
1961 42.60442237500162
1962 51.87616609390246
1963 52.760342113446335
1964 53.93655242535055
1965 54.282121797345646
1966 55.62011042967983
1967 56.907632857109874
1968 57.61257124856384
1969 58.59330342960539
1970 59.595922878267224
1971 60.821288994609716
1972 61.77263587641527
1973 63.221786270111025
1974 64.33938186498705
1975 65.46626220807434
1976 66.65835260112239
1977 67.73451805706387
1978 68.76043944920035
1979 69.74222834918321
1980 70.52413756018029
1981 71.39758113541451
1982 72.14708274810454
1983 72.8285332890976
1984 73.49803540869519
1985 74.11876508401154
1986 74.77289723776053
1987 75.31869235057245
1988 75.81204144002882
1989 76.32646535659384
1990 76.62190264438163
1991 76.69494449992217
1992 77.52659770125562
1993 78.35043124560278
1994 78.56427274436277
1995 79.0094417792678
1996 79.30772290925245
1997 79.84526853205183
1998 80.5036437364094
1999 80.62031631035612
2000 81.1693312494563
2001 82.23093500412877
2002 82.62567894599687
2003 83.28027633745289
2004 83.19623080987542
2005 83.96909613084983
2006 84.413254647659
2007 84.72233929428567
2008 84.45420103790183
2009 85.34971441375376
2010 85.55892650624583
2011 85.85071852150787
2012 86.19989318995879
2013 86.55436068446821
2014 86.8402907422647
2015 87.04878115368176
2016 87.24970290273095
2017 87.43538612685333
2018 87.75933202966243
2019 87.91013281625655
2020 87.77928008249587
2021 87.25493757206681
2022 87.80941521520421