Region
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Utah
47
Arkansas
45
Brazil
44
Georgia
44
Illinois
43
Michigan
43
Louisiana
42
Minnesota
42
Turkey
41
Spain
40
Kentucky
39
Russia
39
Nebraska
38
Southeast Asia
38
Israel
37
Ohio
37
Soviet Union
37
Wisconsin
36
Alabama
35
Colombia
35
Indonesia
35
Middle East
35
Arctic National Wildlife Refuge
34
European Union countries
34
Iowa
34
Missouri
34
Northeastern States
34
Africa, Southern
33
Arctic National Wildlife Refuge (Alaska)
32
Greece
32
Indiana
32
British Columbia
31
Yellowstone National Park
31
Iran
30
Maryland
30
New Zealand
30
Ontario
29
West Virginia
29
Caribbean Area
28
Mexico, Gulf of
27
New Jersey
27
Rome
27
Alberta
25
Amazon River Region
25
Antarctica
25
Great Plains
25
New England
25
Tanzania
25
East (U.S.)
24
Middle West
24
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