36 visiting now: 21 USA 
6 Canada 
4 UK 
2 Germany 
2 Argentina 
2 China 
1 Finland 
1 Hong Kong 
6 Canada 4 UK 2 Germany 2 Argentina 2 China 1 Finland 1 Hong Kong 6 Canada 4 UK 2 Germany 2 Argentina 2 China 1 Finland 1 Hong Kong