Annual % of cohort
1960 27.977630705789995
1961 28.149296871017558
1962 29.078620350357795
1963 29.199964322960366
1964 29.699855347917392
1965 29.839552319905877
1966 30.202049316051458
1967 29.827682385891258
1968 30.60633730534191
1969 30.973504135191728
1970 32.03435748294332
1971 32.8207824641695
1972 33.220758653800225
1973 34.59884211777325
1974 35.023099243262294
1975 35.647091481583956
1976 36.49309637154817
1977 37.15286060859752
1978 37.296993412744264
1979 37.72519726623572
1980 37.516645957283004
1981 37.719077282879724
1982 37.775036315870416
1983 37.28087019695269
1984 36.58510215675518
1985 36.68545308637859
1986 37.31430794345318
1987 36.35528889463441
1988 35.76891402173115
1989 37.55163318034317
1990 37.3805845673992
1991 37.4477770759517
1992 37.21136544212793
1993 37.76469181175041
1994 39.0859724379284
1995 38.5912099548793
1996 38.36456466131353
1997 38.6579233975658
1998 37.77153275363762
1999 39.40342333966191
2000 40.84606184706812
2001 41.37277357659231
2002 41.91543567911803
2003 42.46955901156162
2004 43.00358652348697
2005 43.82753255278649
2006 44.72756810199677
2007 45.41499106875192
2008 46.27182528763192
2009 47.41668651734948
2010 48.14763959883328
2011 49.00411455186483
2012 49.72085396990322
2013 50.31815534014216
2014 50.913937979520256
2015 51.506466908569664
2016 52.09213319044704
2017 52.69068938356778
2018 53.39925736481666
2019 53.94171510258876
2020 52.14415242701024
2021 50.89667797266379
2022 52.32314171612251