Year	% of relevant age group
1975	75.9820175170898
1976	75.050407409668
1977	74.9320678710938
1978	75.4655838012695
1979	76.3040466308594
1980	75.2315368652344
1981	76.7938537597656
1982	76.8529815673828
1983	75.8403701782227
1984	74.6547622680664
1985	75.2987518310547
1986	77.064582824707
1987	75.5246810913086
1988	75.5927734375
1989	74.1392517089844
1990	75.7886810302734
1991	75.3105392456055
1992	74.9929580688477
1993	74.1480712890625
1994	74.2186584472656
1995	74.138786315918
1996	75.140380859375
1997	75.5883026123047
1998	77.6924819946289
1999	78.0171279907227
2000	77.5874099731445
2001	77.3595428466797
2002	78.4986801147461
2003	78.6934204101562
2004	78.6818008422852
2005	79.0574188232422
2006	81.0490188598633
2007	80.8043670654297
2008	81.6431579589844
2009	82.1996002197266
2010	82.9513092041016
2011	83.0404968261719
2012	84.8746719360352
2013	84.6742401123047
2014	84.7941436767578
2015	85.3269119262695
2016	85.0755996704102
2017	85.1362609863281
2018	85.2700271606445
2019	85.6529083251953
2020	85.1097412109375
2021	85.5168762207031