Region
United States
640
China
149
Developing countries
137
Africa
49
Latin America
38
Mexico
29
Asia
26
Japan
26
India
21
European Union countries
17
Southeast Asia
16
Russia (Federation)
15
Canada
13
Pacific Area
12
East Asia
11
Europe, Eastern
11
Caribbean Area
9
Colombia
9
Indonesia
8
Saudi Arabia
8
OECD countries
7
Poland
7
Europe, Central
6
Great Britain
6
Iran
6
Nigeria
6
Taiwan
6
Vietnam
6
Korea (South)
5
Latvia
5
Malaysia
5
Middle East
5
South Africa
5
Africa, Sub-Saharan
4
Brazil
4
Europe
4
Hungary
4
Kenya
4
Sudan
4
Africa, East
3
Africa, North
3
Africa, Southern
3
Argentina
3
Belarus
3
Bulgaria
3
Czech Republic
3
Estonia
3
Foreign countries
3
Ireland
3
Jamaica
3
more ...