1. CHICAGO

347,000 workers

2. WASHINGTON

322,000 workers

3. SAN JOSE

289,000 workers

4. BOSTON

282,000 workers

5. NEW YORK

250,000 workers

6. PHILADELPHIA

223,000 workers

7. DALLAS

198,000 workers

8. SEATTLE

175,000 workers

9. MINNEAPOLIS

163,000 workers

10. HOUSTON

163,000 workers

11. ORANGE COUNTY

152,000 workers

12. ATLANTA

151,000 workers

13. DETROIT

139,000 workers

14. PHOENIX

116,000 workers

15. SAN DIEGO

113,000 workers

16. DENVER

95,000 workers

17. PORTLAND

78,000 workers

18. AUSTIN

76,000 workers

19. TAMPA

73,000 workers

20. RALEIGH

69,000 workers

Data: University of Minneapolis