53 visiting now: 19 USA 
9 Singapore 
4 China 
4 Belgium 
3 UK 
3 Canada 
2 Hong Kong 
2 Australia 
2 Germany 
1 Kuwait 
1 Cyprus 
1 Bangladesh 
1 Seychelles 
1 Egypt 
1 Barbados 
1 Ethiopia 
9 Singapore 4 China 4 Belgium 3 UK 3 Canada 2 Hong Kong 2 Australia 2 Germany 1 Kuwait 1 Cyprus 1 Bangladesh 1 Seychelles 1 Egypt 1 Barbados 1 Ethiopia