Annual % of cohort
1960 63.39177922092425
1961 63.74699531426792
1962 63.365675527515826
1963 63.76849253093756
1964 64.62022553174221
1965 64.46528053723767
1966 64.6928622542808
1967 64.55729630741813
1968 64.38873844016973
1969 63.59448358982519
1970 64.17170713605032
1971 64.25303611137579
1972 64.63104173957176
1973 64.79563962234587
1974 64.9949168632861
1975 64.65898958697768
1976 64.66422102881037
1977 64.81104272736833
1978 64.70933509623397
1979 64.65126045383192
1980 64.62710959239656
1981 65.1243235352576
1982 65.63887432650965
1983 65.53353796103112
1984 65.55170403265778
1985 66.05523139126284
1986 67.44507680958327
1987 67.66267975106314
1988 67.6683743469992
1989 67.71041406031296
1990 67.44980843569046
1991 67.1647226214074
1992 66.47986575587105
1993 65.41303303849317
1994 65.31688415946621
1995 65.52552832090427
1996 66.63175846083607
1997 67.66806553450145
1998 68.30068326124004
1999 67.84019873091096
2000 68.12266084487744
2001 68.48504040305801
2002 68.52282362384459
2003 68.74253640290176
2004 69.45553334614553
2005 69.72566084331699
2006 70.78199073546692
2007 71.52338221371329
2008 72.02863754912269
2009 72.82525910156991
2010 73.33582716020722
2011 74.09413774107922
2012 74.7137276794758
2013 75.34772300070206
2014 75.91255413696973
2015 76.37241176055737
2016 77.07068388259452
2017 77.8146953318135
2018 78.0904829895801
2019 78.69539092919038
2020 76.37640206555584
2021 75.35805562222622
2022 76.60259266295617