Unemployment rates in every metropolitan are were higher in May from a year earlier, the fifth consecutive time that has happened, the Labor Department reported.

Almost a third of the metropolitan areas have a jobless rate over 10%, up from just six regions in May 2008. 15 cities have rates over 15%.

Of the 49 metropolitan areas with a 2000 census population of one million or more, Detroit-Warren-Livonia, Mich., reported the highest unemployment rate in May, 14.9%. That area has been hit hard by automobile industry troubles. Riverside-San Bernardino-Ontario, Calif., struggling amid the housing bust, was second worst with a 13% rate. On the East Coast, the Providence, R.I. and Charlotte, N.C. regions were the hardest hit large areas, each with a 12% unemployment rate.

The large areas with the lowest jobless rates in May were Oklahoma City, Okla., and San Antonio, Texas, with rates of 5.7% and 5.8%, respectively.

Click Continue Reading for a chart sortable by metro area, state, May 2009 unemployment rate and the change from a year earlier.