Below are the US Dept of Labor Unemployment Rates from June 2010 for 26 states.

North Dakota

3.6       

Montana

7.3

South Dakota

4.5    

Alaska

7.9

Nebraska

4.8

Delaware

8.0

New Hampshire

5.9

Connecticut

8.8

Vermont

6.0

Idaho

8.8

Hawaii

6.3

Kentucky

10.0

Iowa

6.8

Ohio

10.5

Minnesota

6.8

South Carolina                

10.7

Oklahoma

6.8

Mississippi      

11.0

Wyoming

6.8

Florida

11.4

Virginia

7.0

California

12.3

Maryland

7.1

Michigan          

13.2

Utah        

7.2

Nevada        

14.2

What is the IQR for the data above?