Region
Colorado
30
United States
19
Illinois
13
Arizona
2
California
2
Delaware
2
Kansas
2
Kentucky
2
Louisiana
2
Maine
2
Massachusetts
2
Mississippi
2
Nebraska
2
Ohio
2
Utah
2
Africa, Sub-Saharan
1
Africa, West
1
Alabama
1
Alaska
1
Arkansas
1
Canada
1
Connecticut
1
Eurasia
1
Florida
1
Georgia
1
Hawaii
1
Idaho
1
Indiana
1
Iowa
1
Maryland
1
Michigan
1
Minnesota
1
Missouri
1
Montana
1
Nevada
1
New Hampshire
1
New Jersey
1
New Mexico
1
New York (State)
1
North Carolina
1
North Dakota
1
Northwest, Pacific
1
Oklahoma
1
Ontario
1
Oregon
1
Pennsylvania
1
Rhode Island
1
South Carolina
1
South Dakota
1
Tennessee
1
more ...