Annual % of cohort
1960 36.72411547617368
1961 37.38241655237117
1962 37.99484317926485
1963 38.411247805944626
1964 39.41921804553694
1965 39.6336835430154
1966 40.32898899266753
1967 41.128450044934304
1968 41.91126111712702
1969 42.441134040247256
1970 41.57182719187819
1971 40.11250244944296
1972 43.89708301971054
1973 44.67238818300716
1974 44.76583957515995
1975 45.021410017792135
1976 45.87123490110418
1977 46.82718828627393
1978 47.57412234444217
1979 48.2935709992018
1980 49.01010886893249
1981 49.66750699294868
1982 50.082258285964194
1983 49.82764975675505
1984 50.1839313546885
1985 50.29811870752549
1986 50.686001575403736
1987 51.120928782619195
1988 51.09682655753439
1989 51.627429086497756
1990 51.93327588463543
1991 51.41540726495879
1992 51.864573530043515
1993 51.946750774448674
1994 52.36300448591814
1995 52.51064610074319
1996 52.51312709348763
1997 53.42549277647765
1998 53.97433161654124
1999 55.26368023307727
2000 55.61948794659795
2001 56.12578874313995
2002 56.746514861023094
2003 57.46239260815075
2004 57.8244665382614
2005 58.62412699330354
2006 59.75555578903058
2007 60.39798622221491
2008 60.55299100510796
2009 61.8808876175329
2010 62.65156814315575
2011 63.73893707706573
2012 64.44636460094218
2013 65.27696762134394
2014 65.74932402711576
2015 66.32567587904154
2016 67.00409273516713
2017 67.69029270557861
2018 68.21114536984881
2019 68.78448419874898
2020 67.60086477278598
2021 66.69558370468734
2022 68.22504284480621