Region
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Missouri
37
Canal Zone
36
Great Britain
36
Guam
36
Gulf States
36
Indiana
36
North Dakota
36
Cambodia
35
Congo (Democratic Republic)
35
Saudi Arabia
35
Former Soviet republics
34
Maine
34
Nigeria
33
Great Lakes (North America)
31
Vermont
31
New Hampshire
30
South Asia
30
Hong Kong
29
Marshall Islands
29
New England
28
Arkansas
27
Asia, Central
27
Connecticut
27
Wyoming
27
Banghāzī
26
Balkan Peninsula
25
Haiti
25
South Sudan
25
Antarctica
24
Ethiopia
24
Kansas
24
Yemen (Republic)
24
Arctic National Wildlife Refuge (Alaska)
23
Eurasia
23
Hong Kong (China)
23
Indo-Pacific Region
23
Micronesia
23
Micronesia (Federated States)
23
Mississippi
23
South China Sea
23
Kentucky
22
Kosovo (Republic)
22
Pacific Islands (Trust Territory)
22
Philadelphia
22
Xinjiang Uygur Zizhiqu
22
Yucca Mountain
22
Bosnia and Herzegovina
21
Colorado River (Colo.-Mexico)
21
Nebraska
21
Palestinian National Authority
21
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