The national average diesel price showed a modest gain after four straight weeks of accelerated increases, going up 1.1 cents to reach $4.389 a gallon.

Diesel prices climbed another 13.9 cents a gallon for the fourth straight week of a dime-or-more national average surge, according to data from the Energy Information Administration.

The national average diesel price rose for the third straight week, climbing 11.2 cents to settle at $4.239, according to Energy Information Administration data released Aug. 7.

Proving last week’s surge wasn’t a fluke, the national average diesel price skyrocketed 22.2 cents to reach $4.127 a gallon, according to the Energy Information Administration.

After a week of no fluctuation, diesel prices shot up a national average of 9.9 cents to hit $3.905 a gallon, according to Energy Information Administration data released July 24.

The needle refused to budge on the average national on-highway diesel price, holding at $3.806 a gallon, according to Energy Information Administration data released July 17.

On-highway diesel prices climbed 3.9 cents to a national average of $3.806 a gallon, according to Energy Information Administration data released July 10.

Diesel prices dropped another 3.4 cents to a national average of $3.767 per gallon, according to weekly data released by the Energy Information Administration July 3.

Diesel prices slipped 1.4 cents a gallon after a one-week interruption to settle at a national average of $3.801, according to Energy Information Administration data released June 26.

Diesel prices bumped up 2.1 cents to a national average of $3.815 a gallon, according to Energy Information Administration data on June 19.