50 visiting now: 20 USA 
11 China 
5 India 
3 Russia 
3 Singapore 
2 Indonesia 
1 Canada 
1 Hong Kong 
1 Germany 
1 UK 
1 France 
1 Netherlands 
11 China 5 India 3 Russia 3 Singapore 2 Indonesia 1 Canada 1 Hong Kong 1 Germany 1 UK 1 France 1 Netherlands