38 visiting now: 24 USA 
5 Canada 
4 UK 
2 China 
2 Germany 
2 Argentina 
1 Finland 
1 Hong Kong 
5 Canada 4 UK 2 China 2 Germany 2 Argentina 1 Finland 1 Hong Kong 5 Canada 4 UK 2 China 2 Germany 2 Argentina 1 Finland 1 Hong Kong