56 visiting now: 27 USA 
10 Canada 
6 Singapore 
4 France 
3 Belgium 
2 China 
1 Germany 
1 Brazil 
1 Hong Kong 
1 India 
1 Argentina 
1 Czech Republic 
1 Australia 
1 UK 
10 Canada 6 Singapore 4 France 3 Belgium 2 China 1 Germany 1 Brazil 1 Hong Kong 1 India 1 Argentina 1 Czech Republic 1 Australia 1 UK