Year	% of cohort
1975	35.2527694702148
1976	41.3047790527344
1977	40.5278396606445
1995	51.6135787963867
1999	54.5927314758301
2000	57.5930099487305
2001	66.7587509155273
2004	69.7137298583984
2005	70.2727584838867
2006	69.1513290405273
2007	71.3314590454102
2008	83.3004531860352
2009	72.6341400146484
2010	75.3995513916016
2011	73.1269912719727
2012	74.3507537841797
2013	77.0531997680664
2014	79.6242370605469
2016	81.9914169311523
2017	86.8914031982422
2018	76.6487426757812
2019	79.8564529418945
2020	94.6239929199219
2021	91.0283432006836