{Charleston, West Virginia}...West Virginia gas prices have increased a nickel this week as motorists paid an average of $3.344 per gallon. According to AAA's Fuel Gauge, crude oil futures climbed above $100 per barrel Tuesday while economic optimism and a weaker dollar resulted in growing demand for crude oil. AAA says up to 91 percent of holiday travelers are driving to their year-end celebrations although national gas prices are almost 20 cents higher than a year ago.