Annual % of cohort
1960 42.69826275042383
1961 43.613070829051374
1962 43.987824897972125
1963 45.235839729066996
1964 46.07606704611728
1965 46.82340017429924
1966 47.575951711760176
1967 48.23779476042113
1968 48.69755424106271
1969 49.54988043630079
1970 50.329168444183146
1971 51.203785003056375
1972 51.91785715679039
1973 53.050951233868204
1974 54.13893297103032
1975 55.15198478752132
1976 55.5819399021539
1977 57.34984602206447
1978 58.04363525519524
1979 60.024982648592605
1980 61.17979694700709
1981 61.962945968525915
1982 62.82448536182031
1983 65.0846126620543
1984 66.35170519789617
1985 67.48927090052482
1986 68.502763223878
1987 69.18803187042674
1988 69.89965509382877
1989 70.5021890649056
1990 70.44614527454924
1991 72.2214871865042
1992 73.03197057913792
1993 73.47204712587293
1994 73.99040579653774
1995 74.43777115452546
1996 75.09074492557095
1997 75.49057166391957
1998 75.80797321738223
1999 76.50124141067444
2000 77.24195458147116
2001 77.8134378683611
2002 78.3462919228503
2003 78.0912526713296
2004 79.08705697270473
2005 79.84627751828168
2006 80.28358022266059
2007 80.6695148994772
2008 80.8206179229716
2009 81.08795006347302
2010 81.65325893283432
2011 82.10722264309823
2012 82.08223667758165
2013 82.2114719936262
2014 82.77583937994437
2015 83.0789791588783
2016 83.70067111201747
2017 84.54710788476177
2018 84.62877364975267
2019 84.64429067875153
2020 82.85818467743317
2021 82.88274629149
2022 83.51131400160462