26 visiting now: 8 USA 
6 China 
5 India 
2 Vietnam 
2 Belgium 
1 Hong Kong 
1 Israel 
1 Brazil 
6 China 5 India 2 Vietnam 2 Belgium 1 Hong Kong 1 Israel 1 Brazil 6 China 5 India 2 Vietnam 2 Belgium 1 Hong Kong 1 Israel 1 Brazil