Annual % of cohort
1960 29.561264329122817
1961 34.502022160750215
1962 42.026129284988485
1963 42.874810510858964
1964 44.072771053582215
1965 44.81103137801673
1966 45.79024145584092
1967 46.57237149119498
1968 47.24711148221043
1969 48.051596301328324
1970 49.232762714269455
1971 50.54031215868816
1972 51.43882827719955
1973 52.8400674466301
1974 53.62738932289769
1975 54.7501187859082
1976 55.78120362475637
1977 56.69661135835999
1978 57.49042461166655
1979 58.25719505043568
1980 58.9425570325331
1981 59.87156108642148
1982 60.66849278013748
1983 61.27615497890619
1984 61.848416968745354
1985 62.55241614287143
1986 63.58837843862134
1987 64.13118467648846
1988 64.529053530046
1989 64.9059046348419
1990 65.10940743678948
1991 65.63718286140195
1992 66.11518586838689
1993 66.19543772424261
1994 66.45570955532388
1995 66.83923194928487
1996 67.59019824417243
1997 68.41905984097528
1998 68.985485005385
1999 69.30051719485289
2000 69.57430429105366
2001 70.16248055699069
2002 70.5665288979723
2003 71.19278808373
2004 71.69116331250738
2005 72.34124481181004
2006 73.13345640840544
2007 73.61249200629314
2008 73.87988497431193
2009 74.55089414896699
2010 75.00793801573721
2011 75.55281306334894
2012 75.97023191847275
2013 76.48734951584852
2014 76.9786175762981
2015 77.30724052817607
2016 77.65843020903213
2017 77.7918474670848
2018 78.50789456451011
2019 78.9341986457643
2020 78.23854099136885
2021 77.54334344814033
2022 78.38140209795897