47 visiting now: 39 USA 
5 Singapore 
3 Russia 
2 Germany 
1 Philippines 
1 Australia 
1 Poland 
1 Brazil 
1 China 
1 UK 
1 Indonesia 
5 Singapore 3 Russia 2 Germany 1 Philippines 1 Australia 1 Poland 1 Brazil 1 China 1 UK 1 Indonesia