55 visiting now: 27 USA 
9 Singapore 
5 Canada 
4 China 
4 Belgium 
3 UK 
1 Finland 
1 Argentina 
1 Germany 
1 Hong Kong 
1 Brazil 
1 Vietnam 
1 Poland 
1 Senegal 
9 Singapore 5 Canada 4 China 4 Belgium 3 UK 1 Finland 1 Argentina 1 Germany 1 Hong Kong 1 Brazil 1 Vietnam 1 Poland 1 Senegal