189 visiting now: 167 USA 
8 Belgium 
6 Singapore 
4 Hong Kong 
3 Canada 
1 Germany 
1 Korea 
1 UK 
1 China 
8 Belgium 6 Singapore 4 Hong Kong 3 Canada 1 Germany 1 Korea 1 UK 1 China 8 Belgium 6 Singapore 4 Hong Kong 3 Canada 1 Germany 1 Korea 1 UK 1 China