Region
Developing countries --
10
United States --
6
Developing countries
5
Japan --
3
Asia, Southeastern --
1
Australia
1
Australia --
1
Brazil --
1
China --
1
Cuba --
1
France --
1
Germany --
1
Japan
1
Latin America
1
Latin America --
1
Malaysia
1
Malaysia --
1
Pacific Area
1
Pacific Area --
1
Russia (Federation) --
1
Seattle
1
United States
1
Washington (State) --
1