Gas prices have been rising this year. Business Insider made an interactive map to compare average prices. Frederic J. BROWN / AFP via Getty Images See how your state's gas prices compare to others with our interactive map. Gas prices have climbed since late February. The US average jumped from $2.98 to over $4 a gallon. Even as the US leads global oil production, prices remain tied to volatile international markets. How do gas prices in your state stack up against the rest of the country? Business Insider created an interactive map so you can find out. Gas prices have been climbing steadily since late February. The national average was $2.98 a gallon on February 27, according to AAA, and surged over $4 by March 31 — where it has remained since . So far, states on the West Coast have been hit the hardest by rising gas prices. California's average first topped $6 a gallon on April 30. Some central states like Oklahoma and Kansas have consistently posted the lowest averages during the recent spike.…