Analysts say Indiana is among the states with the most volatile gas prices.
The price of gas trickled back down just before Christmas after a spike last week, but now that the holiday has come and gone, the price has jumped even higher.
A Purdue University professor predicts higher production and lower demand will lead to lower gas prices this summer compared to last.
Vectren says it‘s a sign that more people are finding work, and it‘s also due to low natural gas prices.
Numbers from Ball State University show the state's bus ridership could more than double in the next 20 years.
Some refinery problems in the Midwest seem to be part of the reason why gasoline prices have risen in recent weeks.
Gas prices were significantly lower during Fourth of July this year than they were last year.
Bus companies say locking in gas prices continues to save them money.
Because of anticipated increase in demand, gas prices are on the rise across the U.S.
Senior Petroleum Analyst with Gasbuddy.com Patrick Dehaan said the Midwest is below the average of other areas, mainly due to local supply factors.