U.S. retail gasoline prices jumped passed $1.90 a gallon for the first time since early December and diesel fuel costs rose to the highest level in seven weeks, the Energy Department (search) said Monday.

The national pump price for regular unleaded gasoline increased 5.8 cents over the last week to $1.911 a gallon, up 30 cents from a year ago and the highest price since Dec. 6, according to a survey of service stations by the Energy Information Administration (search).

The EIA, the Energy Department's analytical arm, said truckers also suffered as the average price for di, with the price of gasoline up 8.3 cents to $2.08 a gallon.

The Rocky Mountain states had the cheapest fuel, with the price up 3.5 cents to $1.827 per gallon. Among major U.S. cities, Houston had the lowest pump price, with fuel up 3.2 cents to $1.80 a gallon.

The weekly report also showed gasoline prices were up 4.5 cents to $1.976 in Miami, up 5.4 cents to $1.94 in Chicago, up 2.5 cents to $1.924 in Cleveland, up 5.7 cents to $1.922 in New York City and up 4.8 cents to $1.856 in Seattle.

Truckers in the New England states paid the most for diesel fuel at $2.225 a gallon, up 4.5 cents from the prior week. The Gulf Coast (search) states had the cheapest diesel at $1.94 a gallon, up 2.1 cents.