CHARLESTON, S.C. (WCBD) - South Carolina drivers are seeing a sharp increase at the pump, with average gasoline prices rising 16.6 cents per gallon over the past week. According to GasBuddy, the statewide average reached $3.88 per gallon on Monday. That's up 27.4 cents from a month ago and $1.11 hig her than the same time [...] ...read more read less