44 visiting now: 29 USA 
9 Singapore 
5 UK 
5 China 
1 Hong Kong 
1 New Zealand 
1 Belgium 
1 France 
9 Singapore 5 UK 5 China 1 Hong Kong 1 New Zealand 1 Belgium 1 France 9 Singapore 5 UK 5 China 1 Hong Kong 1 New Zealand 1 Belgium 1 France