Subject Region
Asia
19
Japan
18
East Asia
12
China
9
India
8
Southeast Asia
6
Pacific Area
4
Developing countries
3
Malaysia
3
Philippines
3
Africa, North
2
Australia
2
Great Britain
2
Korea
2
Korea (South)
2
Middle East
2
United States
2
West Bengal
2
Europe
1
Indonesia
1
Pakistan
1
South Asia
1
Thailand
1
Vietnam
1
West Bengal (India)
1