147 visiting now: 129 USA 
7 Singapore 
4 UK 
4 Hong Kong 
3 China 
1 India 
1 Australia 
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1 Germany 
7 Singapore 4 UK 4 Hong Kong 3 China 1 India 1 Australia 1 Belgium 1 Germany 7 Singapore 4 UK 4 Hong Kong 3 China 1 India 1 Australia 1 Belgium 1 Germany