50 visiting now: 33 USA 
8 Singapore 
2 Germany 
2 Mexico 
1 Algeria 
1 Vietnam 
1 Nigeria 
1 Hong Kong 
1 Bangladesh 
1 Indonesia 
1 Brazil 
1 Tunisia 
1 Korea 
1 Canada 
1 Turkey 
1 China 
1 New Zealand 
8 Singapore 2 Germany 2 Mexico 1 Algeria 1 Vietnam 1 Nigeria 1 Hong Kong 1 Bangladesh 1 Indonesia 1 Brazil 1 Tunisia 1 Korea 1 Canada 1 Turkey 1 China 1 New Zealand