First-time claims for U.S. unemployment insurance increased during the week ending May 10, the U.S. Department of Labor reported Thursday.

The department said the 371,000 initial claims on the week was an increase of 6,000 claims over the previous week's revised figures.

The four-week average decreased by 1,000 to 365,750, the report said.

The U.S. unemployment rate remained unchanged at 5 percent.

The report said the highest insured unemployment rates for the week ending April 26 were in Puerto Rico with 4.3 percent, Alaska with 4.2 and Michigan with 3.9.

The biggest jumps in initial claims for the week ending May 3 were in New York, with 11,414 additional claims, Pennsylvania with 2,716 and Wisconsin with 1,023.

In the week ending May 3, Massachusetts lead the states with decreases followed by New Jersey, Georgia, Oregon and Michigan.