57 visiting now: 29 USA 
8 Singapore 
6 France 
5 Belgium 
4 UK 
3 China 
2 India 
1 Germany 
1 Brazil 
1 Iraq 
1 Canada 
1 Japan 
1 Australia 
1 Russia 
1 Bangladesh 
8 Singapore 6 France 5 Belgium 4 UK 3 China 2 India 1 Germany 1 Brazil 1 Iraq 1 Canada 1 Japan 1 Australia 1 Russia 1 Bangladesh