Year % of value added in manufacturing 1963 47.087289992695396 1964 45.201251131780396 1965 36.243955954654425 1966 44.11418975650714 1967 43.26204586446792 1968 36.951308865649764 1969 40.86426343738586 1970 40.157087317431966 1971 38.969480030143174 1972 37.38187419341409 1973 36.6697310962997 1974 32.40576513198098 1975 34.897640103581374 1976 27.919820004090816 1977 25.8305840620703 1978 27.512240615528093 1979 33.30275229357798 1980 37.08668453976765 1981 36.57094594594595 1982 37.608422167781235 1983 35.90256003859008 1984 31.311998619856812 1985 36.5836694950619 1991 35.604606525911706 1993 25.17199028416977 1994 28.619255034010383 1995 34.492736876654135 1996 27.62991135165799 1997 35.29937765728018 1998 29.18824138692474