out tab101; load; doc r 'Interest rate'; doc M 'Money stock'; doc Y 'Aggregate output, GNP'; end; noprint; freq a; smpl 66,85; read Year r M Y ; 1966 4.5 480.0 2208.3 1967 4.19 524.3 2271.4 1968 5.16 566.3 2365.6 1969 5.87 589.5 2423.3 1970 5.95 628.2 2416.2 1971 4.88 712.8 2484.8 1972 4.50 805.2 2608.5 1973 6.44 861.0 2744.1 1974 7.83 908.4 2729.3 1975 6.25 1023.1 2695.0 1976 5.50 1163.6 2826.7 1977 5.46 1286.6 2958.6 1978 7.46 1388.9 3115.2 1979 10.28 1497.9 3192.4 1980 11.77 1631.4 3187.1 1981 13.42 1794.4 3248.8 1982 11.02 1954.9 3166.0 1983 8.50 2188.8 3277.7 1984 8.80 2371.7 3492.0 1985 7.69 2563.6 3573.5