REPORT THIS MONTH LAST MONTH DIFFERENCE   Illinois 4.05 3.73 0.32 ILLINOIS 10 MONTHS 27 MONTHS THIS YEAR Average 3.58 3.88 3.58 High 4.05 5.43 4.05 Low 3.41 3.27 3.41 Data provided by iNet Solutions Group, Inc. All commodity prices delayed 10 minutes.