Annual % of cohort
1960 32.705996785224784
1961 33.251796654352
1962 33.96413165702162
1963 34.075900286824925
1964 34.913954769992976
1965 34.869904419675485
1966 35.43986983447166
1967 36.0832061898065
1968 36.59071593307707
1969 36.883785448494194
1970 35.48474408491299
1971 29.260665941542413
1972 37.49712589337701
1973 38.27693214023466
1974 38.38911187517682
1975 38.919500902409794
1976 39.73477994259914
1977 40.28847212819354
1978 40.50858982347608
1979 40.99222505797106
1980 41.71854297169925
1981 42.046935934717
1982 42.10374759064477
1983 41.52976139974049
1984 41.329591303956875
1985 41.7097868777647
1986 42.41810830564051
1987 43.00226970591561
1988 42.824800647569525
1989 43.97132594079336
1990 44.4419200282788
1991 44.0429627126823
1992 44.68897437513231
1993 45.2838043528423
1994 46.42451028832817
1995 46.711909007811435
1996 46.882008392123446
1997 47.69036826980268
1998 47.927603534491226
1999 49.867604425317936
2000 50.577733306876986
2001 51.08737667491934
2002 51.47150316888312
2003 52.02938015391383
2004 52.44899401896649
2005 53.20514073779941
2006 53.97498596884942
2007 54.403620123373344
2008 54.52426966894649
2009 55.66587107464383
2010 56.54958712345526
2011 57.45256105738829
2012 57.73367008131006
2013 57.942215230619915
2014 58.71838606697678
2015 59.31930936375796
2016 60.118616301530075
2017 60.7623292709108
2018 61.456668973357324
2019 61.949859147138326
2020 60.61327724846597
2021 59.16866989411797
2022 60.57684026093728