67 visiting now: 30 Belgium 
21 USA 
8 Singapore 
3 Canada 
2 Germany 
2 China 
1 Hong Kong 
1 Australia 
1 UK 
21 USA 8 Singapore 3 Canada 2 Germany 2 China 1 Hong Kong 1 Australia 1 UK 21 USA 8 Singapore 3 Canada 2 Germany 2 China 1 Hong Kong 1 Australia 1 UK