Annual % of cohort
1960 38.112771137806746
1961 41.62226436089179
1962 46.71853983811491
1963 47.365792864646075
1964 48.20413636229202
1965 48.110558126753986
1966 49.09664922192974
1967 49.979369263595316
1968 51.05129355286118
1969 51.80933324799724
1970 52.26985521457269
1971 52.81561808547397
1972 54.30538623832764
1973 55.43256783654544
1974 56.34322770185911
1975 57.349830438212265
1976 58.273004044030394
1977 59.37389563195992
1978 60.31744040347377
1979 61.30047733644479
1980 62.18969212153286
1981 63.060056800898735
1982 63.85624632326045
1983 64.6915537917085
1984 65.39362954776948
1985 66.00320896206453
1986 66.69532571387639
1987 67.25903371649342
1988 67.77331690158506
1989 68.27069397410477
1990 68.62788267753288
1991 68.7908017116892
1992 69.46121483189276
1993 69.92285605398675
1994 70.20469409885949
1995 70.67582470723715
1996 70.96311855948511
1997 71.53966643964094
1998 72.16832645892265
1999 72.57795793747574
2000 73.12335101841114
2001 73.89470413464643
2002 74.39741279117771
2003 74.89548599283195
2004 75.17194617194201
2005 75.91068032222796
2006 76.5107661117316
2007 76.91134149509743
2008 77.0774176342614
2009 77.75297044347991
2010 78.16562269623552
2011 78.65063267256272
2012 79.07774829986508
2013 79.45803512905297
2014 79.77864558295869
2015 80.01080643961897
2016 80.27779286312771
2017 80.5947587091536
2018 80.88463221147681
2019 81.14410842909501
2020 80.0019516289993
2021 77.94578642046237
2022 79.0058383333342