Annual % of cohort
1960 41.525204238461434
1961 42.06120213441865
1962 42.60379703314697
1963 43.18912379837828
1964 43.94045612765518
1965 42.76751288413503
1966 43.90489657077671
1967 44.954490709264384
1968 46.36395154950455
1969 46.969017442336316
1970 46.81087473827739
1971 46.72598292914182
1972 48.689648138110364
1973 49.42752114559452
1974 50.08976085446038
1975 50.78790804663795
1976 51.65573574138329
1977 52.72870883803101
1978 53.63064666095078
1979 54.692288385870235
1980 55.651551993100476
1981 56.502460083179784
1982 57.367775736723125
1983 58.14466488360085
1984 58.96785560574021
1985 59.702105791226764
1986 60.41076006776261
1987 61.17051896022214
1988 61.83982179892381
1989 62.39823535943216
1990 62.94499573301678
1991 63.36494174205256
1992 64.08474239363369
1993 64.4276663552812
1994 64.75085035717629
1995 65.26884585970302
1996 65.61970393598558
1997 66.38496223425136
1998 67.06130406133558
1999 67.7915449330558
2000 68.3305652058929
2001 68.90107435444132
2002 69.5593625818852
2003 70.13357798937452
2004 70.41309685225335
2005 71.34705216277004
2006 72.15684672900511
2007 72.71396192556405
2008 73.04724525182004
2009 73.9123272498079
2010 74.4346343261221
2011 75.07141432114001
2012 75.57816947671982
2013 76.08188297166899
2014 76.41343344709762
2015 76.75163813700506
2016 77.1302909684893
2017 77.557620486805
2018 78.00266274170994
2019 78.40073484128064
2020 76.8034130515304
2021 73.8217009763405
2022 75.41935525635925