Region
Asia
65
Europe
50
Africa
32
Africa South of the Sahara
22
Central America
20
Middle East
20
South America
20
America
16
Asia, Eastern
12
South Asia
11
Southeast Asia
11
Africa, North
9
Russia (Federation)
8
Australasia
7
Australia
7
Oceania
7
China
6
Japan
6
Korea
6
Tibet Region
6
North America
3
Latin America
2
U.S. states
2
Asia, Central
1