TABLE 9-15
ANNUAL RATES OF RETURN (%) ON AFUTURE FUND (Y)
AND ON THE FISHER INDEX (X),1971-1980
Year Y X
1971 67.5 19.5
1972 19.2 8.5
1973 -35.2 -29.3
1974 -42.0 -26.5
1975 63.7 61.9
1976 19.3 45.5
1977 3.6 9.5
1978 20.0 14.0
1979 40.3 35.3
1980 37.5 31.0