Index of hourly compensation costs for production workers in manufacturing, trade-weighted average for 28 foreign economies, 1975-97 (U.S.=100) 1975 60 1976 61 1977 61 1978 65 1979 66 1980 67 1981 62 1982 57 1983 56 1984 54 1985 52 1986 61 1987 70 1988 77 1989 77 1990 83 1991 86 1992 88 1993 87 1994 89 1995 95 1996 91 1997 84