        1986           1           0   275.8090    
        1986           2           0   275.9088    
        1986           3           0   279.8837    
        1986           4           0   286.0588    
        1986           5           0   289.8337    
        1986           6           0   293.3336    
        1986           7           0   296.6338    
        1986           8           0   299.1088    
        1986           9           0   295.9088    
        1986          10           0   288.8837    
        1986          11           0   284.0339    
        1986          12           0   280.2838    
        1987           1           0   277.7838    
        1987           2           0   278.7338    
        1987           3           0   281.3088    
        1987           4           0   286.2587    
        1987           5           0   291.1589    
        1987           6           0   294.1339    
        1987           7           0   299.0837    
        1987           8           0   299.3338    
        1987           9           0   295.3087    
        1987          10           0   291.0087    
        1987          11           0   284.7338    
        1987          12           0   280.1087    
        1988           1           0   279.3089    
        1988           2           0   276.9588    
        1988           3           0   280.1837    
        1988           4           0   286.1088    
        1988           5           0   290.0837    
        1988           6           0   294.4837    
        1988           7           0   294.9088    
        1988           8           0   299.1088    
        1988           9           0   295.0587    
        1988          10           0   289.3338    
        1988          11           0   283.0087    
        1988          12           0   279.7337    
