The Grain Prices graph shows the cost fluctuation of soybeans, the main biodiesel feedstock, and corn, the main ethanol feedstock. The tables show actual grain prices, indicators which may affect gasoline prices, and the production of ethanol.

Fuel prices come from OPIS Ethanol and Biodiesel Report. Ethanol (4-week average) and gasoline (RBOB Unl) are New York spot prices. Biodiesel (SME Biodiesel Gross Price Market Index, Chicago, IL) and diesel (New York Harbor No 2 Diesel Low Sulfur Spot Price FOB).

Grain Prices September 2005 September 2006 % Change Corn 1.90 2.11 11% Soybean 5.77 5.12 -11%

Fuel Supply September 2005 September 2006 % Change Percent Refinery Utilization 84 93 11.30% Production by Product - Finished Motor Gasoline (Million Barrels) 8,338 9,180 10.10% Stocks - Finished Motor Gasoline (Million Barrels) 125 115 -8.85% Imports - Total Motor Gasoline (Million Barrels) 1,167 1,092 -6.37%

Oxygenate Production July 2005 July 2006 % Change Ethanol Production (Thousand Barrels) 8,007 9,804 18.33% MTBE Production (Thousand Barrels) 4,226 3,103 -36.19%

Data Sources: U.S. DOE-Energy Information Administration, "Weekly Petroleum Status Report", "Monthly Oxygenate Report" USDA-National Agricultural Statistics Service, "Agricultural Prices," "Grain Stocks" The Fuel Supply Tables show the petroleum supply using key indicators such as percent refinery utilization, stocks, production and imports of finished motor gasoline.