Washington
California
Nevada
Oregon
Colorado
New Mexico
Wisconsin
Illinois
Minnesota
Iowa
Michigan
Ohio
Pennsylvania
New York
Connecticut
Massachusetts
New Hampshire
Rhode Island
Vermont
Maine
Virginia
Florida
Delaware
New Jersey
Hawaii
Maryland
Montana
North Dakota
Idaho
Utah
Wyoming
Missouri
Nebraska
South Dakota
Kansas
Arkansas
Louisiana
Texas
Georgia
Mississippi
South Carolina
North Carolina
Tennessee
Kentucky
Arizona
Oklahoma
Alaska
Presidental elections 2012
Set labelranks for the series with restricted overlapping
Arizona
Oklahoma
Alaska
Maryland