Table 2.--Average annual mill value, in bulk, of cement sold in the United States1/ (Dollars per metric ton) -------------------------------------------------- Portland cement, Masonry cement, Year actual mill actual mill value value2/ -------------------------------------------------- 1970----- 19.50 20.57 1971----- 20.66 22.94 1972----- 22.38 29.25 1973----- 24.12 32.43 1974----- 29.23 36.31 1975----- 34.27 42.86 1976----- 37.33 47.00 1977----- 40.08 49.63 1978----- 49.45 55.70 1979----- 50.98 60.19 1980----- 56.09 68.46 1981----- 57.54 65.36 1982----- 56.26 67.86 1983----- 54.99 70.26 1984----- 56.90 73.88 1985----- 56.55 73.47 1986----- 55.23 72.40 1987----- 53.78 77.77 1988----- 53.52 75.49 1989----- 53.94 76.15 1990----- 54.53 75.92 -------------------------------------------------- 1/Includes Puerto Rico. Mill value is the actual value of sales to customers, f.o.b. plant, less all discounts and allowances, less all freight charges from producing plant to distribution terminal if any, less total cost of operating terminal if any, less cost of paper bags and pallets. 2/Masonry cement made at cement plants only.