Annual % of cohort
1960 41.84003350661799
1961 43.94492897958951
1962 46.760910780564615
1963 47.28676857979485
1964 48.0720609005541
1965 47.65695001183827
1966 48.592551085202544
1967 49.17431879561396
1968 49.81037427735267
1969 50.18939935976994
1970 50.743654810416864
1971 50.81281894421227
1972 52.29288795395258
1973 53.136879259529344
1974 53.774104629649386
1975 54.47044228030989
1976 55.14362951230733
1977 55.74732023693678
1978 56.19020277096946
1979 56.77432354970209
1980 57.198582507826764
1981 57.79778803786214
1982 58.382028604221844
1983 58.80262977711042
1984 59.35307094985697
1985 59.927765724070056
1986 60.65830688254076
1987 61.1049230131354
1988 61.36971346867941
1989 61.87330509611762
1990 62.09596265495476
1991 62.41779290011703
1992 62.779048834885366
1993 62.929034418048545
1994 63.28999394103239
1995 63.548628116155314
1996 64.04154026457029
1997 64.62630662128738
1998 65.03073617288625
1999 65.4479746653303
2000 65.85063756842186
2001 66.25397263090939
2002 66.66839581036132
2003 67.0393011675617
2004 67.43615571641315
2005 67.94135184764112
2006 68.50111996762786
2007 68.8563492531976
2008 69.08784536002452
2009 69.62244501497581
2010 70.01175022926743
2011 70.4559261735181
2012 70.8331487944646
2013 71.22048873432973
2014 71.72122005139772
2015 72.07618955939695
2016 72.40570097946957
2017 72.66352716269367
2018 73.06549300283261
2019 73.34222775637842
2020 71.66666496851579
2021 69.52945011370858
2022 70.86263212137202