143 visiting now: 125 USA 
6 Singapore 
5 Hong Kong 
4 UK 
3 China 
1 India 
1 Australia 
1 Belgium 
1 Germany 
6 Singapore 5 Hong Kong 4 UK 3 China 1 India 1 Australia 1 Belgium 1 Germany 6 Singapore 5 Hong Kong 4 UK 3 China 1 India 1 Australia 1 Belgium 1 Germany