45 visiting now: 24 USA 
6 Belgium 
3 Germany 
3 Brazil 
3 China 
3 UK 
2 Canada 
2 Singapore 
1 Belarus 
1 France 
1 Mongolia 
1 Argentina 
1 Finland 
6 Belgium 3 Germany 3 Brazil 3 China 3 UK 2 Canada 2 Singapore 1 Belarus 1 France 1 Mongolia 1 Argentina 1 Finland