HOUSTON (AP) — Retail gasoline prices have jumped 7 cents this week across Texas.

• Find best prices

AAA Texas on Thursday reported the average price at the pump has reached $3.36 per gallon. The nationwide cost of gasoline rose by a nickel to hit $3.49 per gallon.

The travel association says Dallas has the most expensive gasoline statewide, at $3.40 per gallon. El Paso has the cheapest gasoline this week, at $3.17 per gallon.

AAA says gasoline prices have gone up in recent weeks but Texas drivers are still paying about 25 cents less than a year ago.

Global crude oil prices have increased in the past month.

(© Copyright 2012 The Associated Press. All Rights Reserved. This material may not be published, broadcast, rewritten or redistributed.)