Year % of value added in manufacturing 1967 36.20726096216691 1968 38.14154358579906 1969 46.569143921833934 1970 46.61621543518702 1971 49.505460539872246 1972 50.866622033772224 1973 37.698335255329845 1974 41.94239337221676 1975 36.818659511728605 1976 33.00311561351467 1977 33.03179659794434 1978 37.963761863675586 1979 36.956315739600115 1980 42.88108762454605 1981 37.41122947416958 1982 32.63051402339098 1983 35.105275788798544 1984 30.96076732511614 1985 30.283774553432824 1986 37.72379158399775 1987 37.17611247645305 1988 38.71798014462557 1989 37.68543108038383 1990 37.52841105325654 1991 37.975788966514095 1992 37.565357469522596 1995 44.45576227913265 1998 40.32493667766074 2006 19.79832766834294 2012 51.04311554496701 2018 56.80585534089404 2020 56.805855340567604