Year % of relevant age group 1971 12.2075500488281 1972 13.634539604187 1974 13.7352600097656 1992 10.6824197769165 1993 11.9237804412842 1994 15.7152795791626 2012 39.329948425293 2013 40.1842384338379 2014 47.9922103881836 2020 57.4445114135742