Hoosier drivers are paying nearly 20 cents more for a gallon of regular unleaded than they did last month.

According to the latest figures from AAA, Indiana’s statewide average is $3.71. That’s more than 20 cents cheaper than what motorists paid last April and more than $1.50 a gallon cheaper than they paid last June when prices were at a record high. It’s up from the average price of $3.51 paid last month Indiana, and from the $3.54 average reported last week.

According to the leisure travel association, the more than 16-cent per-gallon increase is the fifth-highest weekly increase in the nation.

Indiana’s average for regular unleaded is slightly higher than the $3.67 national average. The amount Hoosier drivers pay varies based on location.

Drivers needing diesel fuel are paying an average of $4.28 per gallon. That’s down almost 13% from the price a year ago and nearly 12 cents a gallon from last month.

Nationally, the cheapest gas can be found in Mississippi, where the average price is $3.166. California drivers are paying the most for regular unleaded, with an average price of $4.91