Region
Asia
64
Europe
47
Africa
31
Africa South of the Sahara
22
Central America
20
Middle East
20
South America
20
America
18
Asia, Eastern
12
South Asia
11
Southeast Asia
10
Russia (Federation)
8
Africa, North
7
Australasia
7
Australia
7
Oceania
7
China
6
Japan
6
Korea
6
Tibet Region
6
Latin America
4
North America
2
Asia, Central
1