Average retail gasoline prices in Indiana have fallen 12.1 cents per gallon in the past week, averaging $2.64/g yesterday according to GasBuddy's daily survey of 3,271 gas outlets in Indiana. That compares with the national average that has fallen 6.7 cents per gallon in the last week to $2.69/g, according to gasoline price website GasBuddy.com. Prices yesterday were 60.9 cents per gallon lower than the same day one year ago and are 27.9 cents per gallon lower than a month ago.