Geographic Subject
India
362
California
101
Soviet Union
94
Indonesia
87
Russia (Federation)
79
Germany
73
United States
70
Bangladesh
44
Pakistan
44
China
43
Japan
30
France
29
Russia
27
Sri Lanka
27
Switzerland
24
Sweden
21
Germany (West)
20
Poland
19
Iowa
16
Himachal Pradesh
15
Nepal
14
Yugoslavia
14
Kerala
13
Great Britain
12
Karnataka
12
Malaysia
12
Punjab
12
Developing countries
11
Egypt
11
Siberia
11
Taiwan
11
Bihar
10
Brazil
10
Hungary
10
Asia, Southeastern
9
Italy
9
Ukraine
9
Uttar Pradesh
9
Africa
8
Canada
8
Europe
8
Haryana
8
Vietnam
8
West Bengal
8
Ahmadnagar (District)
7
Bulgaria
7
El Dorado County
7
El Dorado County (Calif.)
7
Gujarat
7
Java
7
more ...