United States 2,472
Developing countries 227
Great Britain 201
Europe 181
California 173
Canada 165
New York (State) 153
China 151
Latin America 114
Mexico 109
New York 108
India 107
Japan 105
England 102
Massachusetts 96
Germany 95
France 87
Illinois 86
Asia 78
Africa 69
Chicago 68
Pennsylvania 61
Italy 53
Ontario 50
Texas 48
Colombia 47
Australia 45
Boston 45
Spain 43
Brazil 40
Africa, Sub-Saharan 39
Europe, Eastern 39
Michigan 35
New York (N.Y.) 35
Southern States 34
Soviet Union 34
Philadelphia 33
Ohio 32
Toronto 32
Chicago (Ill.) 31
European Union countries 31
États-Unis 31
South Africa 30
Iran 29
Maryland 29
East Asia 28
Middle East 28
Russia (Federation) 28
New Jersey 27
North America 27
North Carolina 27
Eastern Europe 26
Iraq 26
London 25
Los Angeles 25
Québec (Province) 25
Virginia 25
Argentina 24
Israel 24
Minnesota 24
Wisconsin 24
Southeast Asia 23
West (U.S.) 23
Pacific Area 22
Baltimore 21
Florida 21
Greece 21
Indonesia 21
Kentucky 21
Sub-Saharan Africa 21
Washington (State) 21
Chile 20
Egypt 20
Korea (South) 20
Philippines 20
Ecuador 19
Mississippi 19
Netherlands 19
Scotland 19
Sweden 19
Québec 18
British Columbia 17
Central America 17
Indiana 17
Nicaragua 17
Philadelphia (Pa.) 17
Detroit 16
Georgia 16
Islamic countries 16
Kenya 16
Louisiana 16
South America 16
Cuba 15
Afghanistan 14
Hawaii 14
Hong Kong 14
Ireland 14
Middle West 14
OECD countries 14
Poland 14