81 visiting now: 47 USA 
12 Singapore 
8 Russia 
6 Brazil 
5 India 
3 Canada 
3 China 
1 France 
1 Australia 
1 Germany 
1 Bolivia 
1 UK 
1 Mexico 
1 Ukraine 
1 Nepal 
1 Philippines 
12 Singapore 8 Russia 6 Brazil 5 India 3 Canada 3 China 1 France 1 Australia 1 Germany 1 Bolivia 1 UK 1 Mexico 1 Ukraine 1 Nepal 1 Philippines