Geographic Subject
India
79
Indonesia
70
Africa
59
Russia (Federation)
52
United States
49
Soviet Union
34
Thailand
23
Southeast Asia
22
Asia
17
New York (State)
14
Bangladesh
11
Pakistan
10
Russia
10
Siberia (Russia)
10
South Asia
9
Malaysia
8
Yugoslavia
8
Asia, Southeastern
7
Developing countries
7
Siberia
7
Cuba
6
New Hampshire
6
Pacific Area
6
Wisconsin
6
Great Britain
5
Kenya
5
Maluku
5
Middle East
5
Russia, Northern
5
Russia, Northwestern
5
Virginia
5
Africa, East
4
Africa, Sub-Saharan
4
Arab countries
4
Brazil
4
Ethiopia
4
France
4
Texas
4
Ukraine
4
Yogyakarta (Daerah Istimewa)
4
Asie du Sud-Est
3
Asie méridionale
3
Australia
3
Canada
3
China
3
Egypt
3
Europe
3
Ghana
3
Inde
3
Italy
3
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