Basis bids for soybeans and corn shipped by barge to the U.S. Gulf Coast fell on Friday, as brokers and traders said they focused on sifting through a trove of federal government crop supply-demand and export data. While interior river levels have been falling, forecasts of rain across parts of the Mississippi and Ohio River Valleys are expected to help, barge sources said. CIF Gulf soybean barges loaded in November were bid at 62 cents a bushel over Chicago Board of Trade January (SF26) futures, down 1 cent from Thursday. FOB export premiums for soybeans loaded in December were down 1 cent, at around 102 cents over CBOT January (SF26) futures. CIF Gulf corn barges loaded in November were down 7 cents at 74 cents over CBOT December (CZ25) corn futures. FOB export premiums for December corn shipments were 1 cent lower, at around 96 cents over futures. U.S. farmers are expected to reap a record-large corn crop this year, though the U.S. Department of Agriculture slightly lowered its ...