Year	% of cohort
1978	16.4012794494629
1979	24.8430805206299
1980	29.2928504943848
1981	25.7907905578613
1982	28.923189163208
1984	39.5457992553711
1985	41.9946899414062
1986	53.3897094726562
1987	52.5527610778809
2001	88.3706588745117
2002	86.9596481323242
2003	87.6463928222656
2005	88.0956802368164
2007	88.5690078735352
2010	92.3706665039062
2012	92.563606262207
2013	91.1186828613281
2014	91.5090713500977
2015	91.9843215942383
2019	91.1574096679688
2020	97.4513778686523
