Annual % of cohort
1960 21.800002317496528
1961 27.721998212800056
1962 37.039692427866235
1963 37.83855097268585
1964 39.02871964227618
1965 38.41770964386677
1966 40.86089600489936
1967 42.453861309492694
1968 43.36389849961807
1969 44.66465800726566
1970 45.92555646081637
1971 47.600207160400956
1972 48.65864292419399
1973 50.33824646720664
1974 51.273101786940956
1975 52.76700071724841
1976 54.194515411646094
1977 55.33580103480621
1978 56.34359908005656
1979 57.43078533354352
1980 58.39889592026914
1981 59.341129316587136
1982 60.24177742300844
1983 60.99361871026447
1984 61.81641166489123
1985 62.56648479881425
1986 63.17797908840974
1987 63.8415299484855
1988 64.3379075951512
1989 64.93916702284037
1990 65.39333350098863
1991 66.09028461022025
1992 66.93438520482566
1993 67.54218510804284
1994 68.09488847205223
1995 68.49125299266987
1996 68.92313577506185
1997 69.5514193168697
1998 70.05806496302561
1999 70.55681201030532
2000 71.03393559260739
2001 71.5846292906225
2002 72.16268150930236
2003 72.73338201034412
2004 72.91409353899076
2005 73.65362091662706
2006 74.17708962841765
2007 74.48921686758491
2008 74.4468811931257
2009 75.1207114960418
2010 75.45998342987819
2011 75.8074807082445
2012 76.07811015091328
2013 76.3863946091123
2014 76.81103589558232
2015 77.05379881782329
2016 77.24592126349488
2017 77.1096638104463
2018 77.87270534401402
2019 78.20083909366353
2020 77.90672207633527
2021 77.16205807740802
2022 78.22658015183475