52 visiting now: 30 USA 
7 Singapore 
5 UK 
4 France 
3 China 
2 Germany 
1 Hong Kong 
1 Belgium 
1 Korea 
1 Finland 
1 Argentina 
1 Bangladesh 
7 Singapore 5 UK 4 France 3 China 2 Germany 1 Hong Kong 1 Belgium 1 Korea 1 Finland 1 Argentina 1 Bangladesh