Annual % of cohort
1960 60.018858046675625
1961 60.33470792265914
1962 60.816552941250755
1963 61.01480434322891
1964 61.82281547116083
1965 62.74247338190786
1966 63.0930045869184
1967 63.48016636796619
1968 63.882722863607604
1969 64.05841982439823
1970 64.72756464157158
1971 65.24373547714912
1972 65.74133683876101
1973 66.05192322605112
1974 66.05966036457872
1975 65.7464265771245
1976 66.29943219685546
1977 66.64766973678846
1978 66.6861982100584
1979 67.0535697612564
1980 68.25747281859942
1981 68.53866619697378
1982 68.96094693863304
1983 69.27237667300348
1984 69.91578069401149
1985 70.29620123655653
1986 70.82339319120534
1987 71.39883987915923
1988 71.87073258789609
1989 72.41707725104592
1990 72.77074247925708
1991 72.85144411206322
1992 72.99771565650917
1993 73.05680235233866
1994 72.61853493259807
1995 72.87819090199523
1996 72.89433973416294
1997 72.9479824868469
1998 72.62980949250563
1999 72.29305995892177
2000 73.42401505614247
2001 73.84360062355509
2002 73.8762546601025
2003 73.98363075984432
2004 74.28259222139926
2005 74.7088647395459
2006 75.18277566199792
2007 75.78695753915774
2008 76.25584730031
2009 76.68585438968564
2010 77.49675813403353
2011 78.02956289135525
2012 78.49540737802256
2013 79.26135855849054
2014 79.99894072831619
2015 80.54341073954372
2016 81.11660372265526
2017 81.77321420828008
2018 82.11352158310375
2019 82.46907040323615
2020 81.98277893604016
2021 81.03229565071028
2022 81.47686219490153