37 visiting now: 20 USA 
8 Canada 
5 UK 
2 Germany 
1 Finland 
1 Hong Kong 
1 Australia 
1 Portugal 
1 China 
8 Canada 5 UK 2 Germany 1 Finland 1 Hong Kong 1 Australia 1 Portugal 1 China 8 Canada 5 UK 2 Germany 1 Finland 1 Hong Kong 1 Australia 1 Portugal 1 China