50 visiting now: 28 USA 
9 Singapore 
3 France 
2 China 
2 UK 
2 Brazil 
1 Poland 
1 Germany 
1 Hong Kong 
1 Australia 
1 India 
9 Singapore 3 France 2 China 2 UK 2 Brazil 1 Poland 1 Germany 1 Hong Kong 1 Australia 1 India