Concentration Ratios in Manufacturing-Selected Industries:1982 % of shipments, ranked Total ____by company size____ Number value of 4 8 20 50 Industry of com- shipments larg- larg- larg- larg- panies (mil.dol.) est est est est
Petroleum refining 282 199,357 28 48 76 93
Motor vehicles &
car bodies 284 70,740 92 97 99 99+
Meatpacking plants 1,658 44,854 20 43 61 75
Blast furnances and
steel mills 211 36,824 42 64 82 95
Electronic computing
equipment 1,520 36,767 43 55 71 82
Motor vehicle parts
and accessories 2,000 36,293 61 69 77 84
Radio & TV communi-
cations equipment 2,083 33,032 22 35 57 73
Aircraft 139 28,024 64 81 98 99+
Newspapers 7,520 21,276 22 34 49 66
Papermills, exc.
building paper 135 20,995 22 40 71 93
Commercial printing,
lithographic 17,332 19,441 6 10 17 24
Pharmaceutical
preparations 584 18,998 26 42 69 90
Fluid milk 853 18,736 16 27 48 66
Photographic equipment
and supplies 723 17,038 74 86 91 94
Bottled and canned
soft drinks 1,236 16,808 14 23 39 56
Plastics materials
and resins 263 15,769 22 38 64 89
Telephone, telegraph
apparatus 259 13,394 76 83 92 97
Bread, cake, & related
products 1,869 13,143 34 47 60 73
Refrigeration & heating
equipment 730 12,390 34 46 65 80
Cigarettes 8 12,127 (D) (D) (X) (X)
Construction machinery 817 11,658 42 52 69 81
Periodicals 3,143 11,478 20 31 49 64
Farm machinery and
equipment 1,787 10,743 53 62 69 77
Toilet preparations 596 10,183 34 49 71 88
Sawmills & planing mills,
general 5,810 10,065 17 23 34 46
Trees and inner tubes 108 9,340 66 86 98 99+
Soap & other detergents 642 9,167 60 73 83 90
Automotive stampings 566 8,777 61 66 74 82
Organic fibers, non-
cellulosic 44 8,263 77 91 99 100
Gray iron foundries(1) 801 6,202 29 37 53 69
Commercial printing,
letterpress 10,211 5,504 7 10 16 24
D= Withheld to avoid disclosure.
X= Not applicable.
1. Includes foundries producing gray-iron castings for other plants
of the same company. Accordingly, percentages do not reflect