55 visiting now: 41 USA 
4 Singapore 
2 China 
2 UK 
1 Germany 
1 Australia 
1 Venezuela 
1 Ireland 
1 Brazil 
1 Russia 
1 Canada 
1 France 
4 Singapore 2 China 2 UK 1 Germany 1 Australia 1 Venezuela 1 Ireland 1 Brazil 1 Russia 1 Canada 1 France