39 visiting now: 15 USA 
8 Brazil 
4 Singapore 
4 UK 
3 Vietnam 
2 Bangladesh 
2 Belgium 
2 China 
1 Germany 
1 Japan 
8 Brazil 4 Singapore 4 UK 3 Vietnam 2 Bangladesh 2 Belgium 2 China 1 Germany 1 Japan 8 Brazil 4 Singapore 4 UK 3 Vietnam 2 Bangladesh 2 Belgium 2 China 1 Germany 1 Japan