Annual % of cohort
1960 66.98568695929713
1961 67.54786847629718
1962 67.02174040667524
1963 67.37300362116866
1964 68.24138798399545
1965 68.31545320990168
1966 68.80023087945908
1967 68.64599489480213
1968 68.6107281766999
1969 67.829027806002
1970 68.77160043850616
1971 68.73305471680084
1972 69.43102611090393
1973 69.59830158350024
1974 70.05363010304495
1975 69.79157085893976
1976 70.0185973608805
1977 70.42907149972459
1978 70.43904185135845
1979 70.74772424726416
1980 70.63166253548512
1981 71.17799592298732
1982 71.65998073565989
1983 71.5191932576476
1984 71.86187220326073
1985 72.00194497937751
1986 72.48392412051352
1987 72.85491234912237
1988 73.19450375582666
1989 73.29469578642833
1990 73.30036137422343
1991 73.21523828144215
1992 73.67279876954923
1993 74.12472950705019
1994 74.5698228824622
1995 74.8424771968159
1996 75.43744402171568
1997 76.14098980216892
1998 76.67254585910088
1999 77.09766035103242
2000 77.79175152952139
2001 78.24524999245821
2002 78.53928276317625
2003 78.71494746077201
2004 79.31581262549649
2005 79.6675894964543
2006 80.12002306011235
2007 80.46579236303712
2008 80.9449662283642
2009 81.32289210352346
2010 81.79763920418367
2011 82.26696825249543
2012 82.56059924672806
2013 83.04175773816814
2014 83.508897099771
2015 83.43963651817624
2016 83.86618535966218
2017 84.15702820884708
2018 84.31101628465385
2019 84.7782255299698
2020 84.29652290818363
2021 83.9276175046882
2022 84.70578796889217