United States 636
États-Unis 247
Great Britain 104
Canada 90
Australia 53
Brazil 51
Grande-Bretagne 39
India 38
Europe 37
Africa 30
United Kingdom 29
China 26
Cuba 25
Japan 25
Asia 24
France 23
Spain 21
California 20
Germany 20
Mexico 19
New York (State) 19
New Zealand 19
Connecticut 18
Developing countries 18
Pennsylvania 17
South Africa 17
Ohio 16
Australie 15
Colombia 15
Iran 15
Mississippi 14
New Mexico 14
Pennsylvanie 14
Indonesia 13
New York (État) 13
Etats-Unis d'Amérique 12
Washington (State) 12
Colorado 11
Latin America 11
Massachusetts 11
Nebraska 11
Texas 11
Amérique du Nord 10
Nouveau-Mexique 10
USA 10
Australasia 9
Brésil 9
Chine 9
Haiti 9
Hawaii 9
Korea 9
Pacific Islands 9
Scandinavia 9
West (U.S.) 9
Afrique 8
Arizona 8
Californie 8
Egypt 8
Haïti 8
Italy 8
Japon 8
Nigeria 8
North America 8
Poland 8
Saudi Arabia 8
Virginia 8
Washington (État) 8
Amérique latine 7
Argentina 7
Illinois 7
Pacific Area 7
Scotland 7
Southern States 7
Turkey 7
West United States 7
Alabama 6
Allemagne 6
Arctic Regions 6
Asie 6
Costa Rica 6
East Asia 6
Georgia 6
Inde 6
Nepal 6
North Carolina 6
Nouvelle-Zélande 6
Oklahoma 6
Soviet Union 6
Utah 6
Virginie 6
Chile 5
Colombie 5
Iowa 5
Ireland 5
Korea (South) 5
Michigan 5
Middle East 5
Missouri 5
New York 5
Oceania 5