Gas prices across SC slide down almost 4 cents

COLUMBIA, S.C. (WCIV) -- Average retail gas prices in South Carolina fell 3.9 cents per gallon over the last week to $3.34, according to gas tracking website

The national average fell 4 cents per gallon in the last week to $3.58 per gallon.

"Americans are spending $108 million less on gasoline every day than they were a year ago," said Senior Petroleum Analyst Patrick DeHaan.

Including the most recently reported decline, gas prices across the state are 37.3 cents lower per gallon than the same day one year ago and 14.7 cents per gallon lower than one month ago.

Nationally, the price per gallon is down 9.3 cents over the same time one month ago and down 32.8 cents per gallon than one year ago.

"Prices in nearly all Metropolitian Statistical Areas are lower today than a year ago. In all, 300 Metropolitan Statistical Areas saw cheaper first quarter prices for gasoline than in 2012, with two MSAs showing no statistically significant change. More expensive markets in 2013 included locations in Vermont, New York, Massachusetts, and Pennsylvania. The most expensive market in the country was the Honolulu area, but the outright price of $4.157 gal this year was just 3cts gal above the 2012 number," DeHaan said.