Table 4. Export market shares by top four firms
	Total Port Volume	Top 4 Volume	Top 4 Share Precent	Top 4 Companies
National Exports [All Ports]
Corn	35,862,622	29,022,788	80.9	ADM, Cargill, Continental, ZenNoh
Wheat	25,922,437	12,068,195	46.6	Cargill, Columbia Grain, Peavey, United Grain
Soybeans	22,402,723	14,531,886	64.9	ADM, Cargill, Continental, ZenNoh
Mississippi River [New Orleans ]
Corn	28,382,994	25,549,852	90.0	ADM, Cargill, Continental, ZenNoh
Wheat	5,784,891	3,976,726	68.7	ADM, Cargill, Continental, Peavey
Soybeans	17,606,377	13,320,898	75.7	ADM, Bunge, Cargill, ZenNoh
Texas Gulf
Corn	427,421	346,315	81.0	Cargilll, Farmland, Houston Public, JacintoPort
Wheat	7,222,742	6,221,799	86.1	Cargill, Continental, Farmland, Houston Public
Soybeans	919,568	919,568	100.0	Cargill, Continental, Farmland
Atlantic Coast
Corn	76,432	76,432	100.0	Cargill, GA Port Authority
Wheat	485,621	485,621	100.0	Cargill, GA Port Authority
Soybeans	626,638	626,638	100.0	ADM, GA Port Authority
Great Lakes
Corn	1,398,552	1,147,592	82.1	Andersons, Cargill, Continental, Harvest States
Wheat	1,891,249	1,744,010	92.2	AGP, Cargill, Harvest States, Peavey
Soybeans	1,904,852	1,349,830	70.9	AGP, Andersons, Harvest States, Peavey
PNW
Corn	5,577,223	5,577,223	100.0	Cargill, Continental, Peavey
Wheat	10,537,933	8,680,651	82.4	Cargill, Columbia Grain, Louis Dreyfus, United Grain
Soybeans	1,345,287	1,345,287	100.0	Cargill, Continental, Peavey
Source: United States Department of Agriculture; Grain Inspection, Packers and Stockyards Administration