CONCORD, N.H. (AP) - Gas prices have gone up less than a penny per gallon in the past week in New Hampshire, averaging $3.42.

The average comes from GasBuddy.com's daily survey of 875 gas stations in the state.

The national average has stayed the same since last week, to $3.30 per gallon.

The state prices are seven-tenths of a cent higher than the same period last year and are 6 cents more than a month ago.

The national average has increased 5.7 cents per gallon in the last month and stands 3.3 cents per gallon higher than a year ago.

GasBuddy operates NewHampshireGasPrices.com and over 250 similar websites.