Baton Rouge, La (NBC33) — Gas prices rose again today for the nineteenth time in a row.

AAA reports regular unleaded gas jumped six tenths of a cent.

The national average is now nearly $3.72 a gallon.

Mid-range octanes will cost you 14 cents more per gallon, and premium - another 14 cents beyond that.

The cheapest place to fill your tank? That would be South Carolina, where a gallon of regular averages $3.42. The most expensive gallon of gas is in Hawaii, at $4.20 a gallon.