Region
United States
24
Colorado
11
East (U.S.)
2
Menominee County (Wis.)
2
Menominee Indian Reservation (Wis.)
2
Sacramento Metropolitan Area (Calif.)
2
South Carolina
2
Western Slope
2
Western Slope (Colo.)
2
Africa
1
China
1
Developing countries
1
Former Soviet republics
1
Hawaii
1
Korea (North)
1
Korea (South)
1
Louisiana
1
North Atlantic Ocean
1