61 visiting now: 32 USA 
12 Singapore 
5 France 
4 UK 
2 Canada 
2 China 
2 Belgium 
2 Poland 
2 Brazil 
1 Vietnam 
1 Germany 
12 Singapore 5 France 4 UK 2 Canada 2 China 2 Belgium 2 Poland 2 Brazil 1 Vietnam 1 Germany