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