Unemployment rates were lower in May than a year earlier in 212 of the 369 metropolitan areas, higher in 134 areas, and unchanged in 23 areas, the Bureau of Labor Statistics of the U.S. Department of Labor reported. Forty-three metropolitan areas registered jobless rates below 3.0 percent, while two areas recorded rates of at least 10.0 percent. The national unemployment rate in May was 4.3 percent, not seasonally adjusted.