Region
United States
102
China
33
Developing countries
12
Africa
9
India
7
Iran
7
Europe, Central
6
Europe, Eastern
6
Asia
5
Mexico
5
Canada
4
Europe
4
Foreign countries
3
Hungary
3
Africa, Sub-Saharan
2
Asia, Eastern
2
Australia
2
BRIC countries
2
East Asia
2
European Union countries
2
Germany
2
Great Britain
2
Japan
2
Pacific Area
2
Poland
2
South Asia
2
Balkan Peninsula
1
Bangladesh
1
Brazil
1
Burma
1
Colombia
1
Cuba
1
Equatorial Guinea
1
European Economic Community countries
1
Indonesia
1
Iraq
1
Malaya
1
Malaysia
1
Mexican-American Border Region
1
North America
1
Northern Mariana Islands
1
OECD countries
1
Papua New Guinea
1
Peru
1
Portugal
1
Romania
1
Russia (Federation)
1
San Marino
1
Saudi Arabia
1
South Africa
1
more ...