Annual % of cohort
1960 29.768089527611192
1961 36.89779086739503
1962 47.776151245063346
1963 48.54031292066467
1964 49.71280566492087
1965 49.99523053776893
1966 51.42100090778231
1967 52.82011703418428
1968 53.63122195339977
1969 54.731273323952635
1970 55.91569464446862
1971 57.20720550937588
1972 58.26778184932729
1973 59.925432769921606
1974 61.163602947103215
1975 62.40199892436924
1976 63.70838995834625
1977 64.965423331977
1978 66.11273570176017
1979 67.18081699029457
1980 68.16309192452006
1981 69.02683415942339
1982 69.90768893466564
1983 70.73205372874249
1984 71.41683218720688
1985 72.12571230640155
1986 72.83449268488316
1987 73.44647761448064
1988 73.98536315768447
1989 74.54031171804591
1990 74.83315792167016
1991 74.88868523888564
1992 75.82386522527987
1993 76.75304858161225
1994 76.9675888024819
1995 77.49535484358988
1996 77.80150742709058
1997 78.38867431307416
1998 79.12855133621687
1999 79.25632202907445
2000 79.84440480325021
2001 81.0180094552124
2002 81.46042293808377
2003 82.20151217098095
2004 82.09978803674974
2005 82.96452640528149
2006 83.44186450336868
2007 83.7809970444896
2008 83.46199801584451
2009 84.4458974941797
2010 84.67056744017377
2011 85.02275779670722
2012 85.365758500539
2013 85.74923347444317
2014 86.05816520333937
2015 86.27094181130649
2016 86.48481273244545
2017 86.6709883395509
2018 87.02846914447744
2019 87.19142420766185
2020 87.04787374728151
2021 86.44062865967183
2022 87.0651854465612