Annual % of cohort
1960 56.10473403747492
1961 56.86679965022134
1962 57.425173843243996
1963 57.96514910109852
1964 58.721454719830845
1965 59.35683706495229
1966 59.93319377992824
1967 60.491269228211074
1968 61.04016057415101
1969 61.550997580728264
1970 61.51542637201614
1971 62.906952013233834
1972 63.49154413157822
1973 64.40039108367127
1974 65.02539700554777
1975 65.91423445339768
1976 66.28541561630621
1977 67.29798481410639
1978 67.9162292543975
1979 68.512596107847
1980 69.12084991157771
1981 69.93153214081781
1982 70.44520764573242
1983 71.18199780415266
1984 71.76921661569544
1985 72.078072870216
1986 73.0502547536964
1987 73.7059122305858
1988 74.29581470402076
1989 74.86785590603365
1990 75.41329891948845
1991 75.90493842963657
1992 76.37562915880002
1993 76.8414114857326
1994 77.30361115388779
1995 77.79862994537896
1996 78.33924464662947
1997 78.86004333529104
1998 79.18800241765005
1999 79.80405135931107
2000 80.43312413591964
2001 80.83070740610981
2002 81.27356093230561
2003 81.43100761354671
2004 81.89291909777886
2005 82.35658963150833
2006 82.63768925090586
2007 82.85092318068202
2008 83.13920484205386
2009 83.40786015484761
2010 83.22872008174792
2011 83.96396751482428
2012 84.3351194837954
2013 84.62690788392196
2014 84.89947801060916
2015 85.04947480014921
2016 85.13905762407742
2017 85.21931156255978
2018 85.40111479182384
2019 85.65595824390932
2020 82.51914651319326
2021 80.72229363508227
2022 83.05328947962202