Fuel prices across the board remained relatively steady over the past week with the only increase seen in natural gas. According to AAA Iowa, as of Wednesday the average price of unleaded gasoline across the state remained at $3 per gallon. This is $.94 higher than last year and $.16 lower than the national average. Retail diesel prices were also unchanged at $3.12, $.90 higher than a year ago and $.15 lower than the national average. Wholesale ethanol remains at $2.32 per gallon. Natural gas prices had seen sizeable increases over the past several weeks, but only rose $.03 at the Henry Hub over the course of the past week and currently sits at $3.97 per MMbtu.