Subject Region
Developing countries
818
China
303
Africa
226
United States
204
Latin America
174
India
165
Asia
104
Mexico
82
Europe
77
Africa, Sub-Saharan
56
America Latina
52
Japan
38
Caribbean Area
35
Colombia
35
Southeast Asia
32
Peru
31
Indonesia
30
South Africa
30
East Asia
28
European Union countries
27
Russia (Federation)
27
Canada
26
Nigeria
26
Pacific Area
26
South Asia
26
Brazil
25
Middle East
25
Chile
24
Ecuador
24
Great Britain
23
Korea (South)
23
Ghana
21
Europe, Eastern
20
Pine Ridge Indian Reservation (S.D.)
20
South Dakota
20
Bangladesh
19
France
18
Tanzania
18
Spain
17
Africa, West
16
Africa, Southern
14
Australia
14
Kenya
14
Africa, North
13
Netherlands
13
Vietnam
13
Asia, Central
12
Developed countries
12
Italy
12
Southern States
12
more ...