With 19 ethanol plants shutting down since June, the latest WASDE report now shows that 42 percent of the corn supply will go into ethanol. Production fell to 770,000 barrels a day in the week ending 25 January, or 11.8 billion gallons on an annualized basis, according to the Energy Information Administration (EIA). That was the lowest level since weekly records began in June 2010. The total rose to 774,000 barrels last week, bringing average production to 791,000 barrels per day, or 12.13 billion gallons on an annualized basis.The 2013 Renewable Fuel Standard (RFS) is 13.8 billion gallons, which would rely on stocks of 20.1 million barrels, which is near the record high of 22.7 million barrels reached in March, and the 2.6 billion Renewa...