Annual % of cohort
1960 54.53197411501583
1961 54.9307205635612
1962 55.05522931964849
1963 55.6178877801638
1964 56.1683809038361
1965 56.25273294608339
1966 56.38744127854577
1967 56.3191114793141
1968 56.38305774612412
1969 56.12375571759598
1970 56.18066483203276
1971 56.65834218038601
1972 56.90516890597223
1973 57.21398681808471
1974 57.24302027962146
1975 57.26704990246087
1976 57.43660020515323
1977 57.29909759622858
1978 57.369881829138215
1979 57.220805056804764
1980 57.44246431519846
1981 57.75358573179363
1982 58.123551390664474
1983 58.27674346554106
1984 58.218035678706045
1985 58.78054441381458
1986 60.29053863343558
1987 60.388903113041565
1988 60.075063433489476
1989 60.43338889557674
1990 60.13429746934408
1991 59.45056787430156
1992 57.389378755811734
1993 56.839824467602035
1994 57.53693365620848
1995 57.420637142317695
1996 58.09293449002843
1997 58.77906623232285
1998 59.7211576716908
1999 59.39840595580615
2000 60.25911275569344
2001 60.82786547154621
2002 61.12962815374018
2003 61.62632930454868
2004 62.09855309336383
2005 62.1745843796019
2006 63.18233341725492
2007 63.77250575394321
2008 64.47853371626726
2009 65.68147984296115
2010 66.49114945902268
2011 67.06295697921564
2012 68.00149494893556
2013 68.8046349971459
2014 69.53151556844118
2015 70.39343956317472
2016 71.2092049254927
2017 72.08874320838308
2018 72.53539674035542
2019 73.03909663020355
2020 69.00152192403137
2021 69.20610039462294
2022 70.6716985723254