TABLE 17.-Crude refinery capacity, district 4 selected years, largest 8 companies Source: U.S. Department of the Interior, Bureau of Mines, "Petroleum Refineries ." January 1961, 1965, 1968, and 1971; table 2. TABLE 18.-Gasoline refinery capacity, district 4 selected years, largest 8 companies 77. 1 Source: U.S. Department of the Interior, Bureau of Mines, "Petroleum Refineries ". January 1961, 1965, 1968, and 1971; table 2. TABLE 19.-Crude refinery capacity, district 5 selected years, largest 8 companies Source: U.S. Department of the Interior, Bureau of Mines; "Petroleum Refineries ." January 1961, 1965, 1968, and 1971; table 2. TABLE 20.-Gasoline refinery capacity, district 5, selected years, largest 8 companies Source: U.S. Department of the Interior, Bureau of Mines, "Petroleum Refineries ." January 1961, 1965, 1968, and 1971; table 2. TABLE 21.— Crude and gasoline capacity, 1960-70, districts 4 and 5 Concentration has been higher in District 5 than in District 4 through the tenyear period. Indeed, the share of the market held by the six largest firms in District 5 has been approximately equal to the share of the market held by the largest eight in District 4. Inputs of gasoline into District 5 amounted to 1,000 barrels per day in 1970.* Receipts from other Districts amounted to 10,000 barrels daily in District 4 in 1970. Receipts from other Districts amounted to 72,000 barrels daily in District 5.5 Without access to confidential data, it is not possible to ascertain which companies are shipping interstate to Districts 4 and 5 or which companies are importing gasoline. GASOLINE RETAILING As shown in Table 22, the top 4 and 8 firms in District 5 accounted for 50.0 and 75.2 percent of that District's gasoline barrel sales in 1970 respectively. In District 4, the top 4 and 8 firms accounted for 40.6 and 64.8 percent respectively of that District's gasoline sales. U.S. Dept. of Interior, Bureau of Mines, Mineral Industry Survey, "Crude Petroleum ."Table 30, p. 33. Ibid. |