The price of regular unleaded gasoline fell 9 cents, averaging $2.97 across Iowa according to AAA. Prices fell 9 cents from last week’s price and are down 87 cents from a year ago. The national average on Wednesday was $3.22, down 3 cents from last week’s price. Retail diesel prices in Iowa fell 5 cents this week with a statewide average of $3.34. One year ago, diesel prices averaged $4.34 in Iowa. The current Iowa diesel price is 26 cents lower than the national average of $3.60. Wholesale ethanol held steady and is currently priced at $2.16. Tips for saving energy on the road or at home are available at energy.gov and fueleconomy.gov.