45 visiting now: 26 USA 
9 Singapore 
3 China 
2 Hong Kong 
2 UK 
2 India 
2 Vietnam 
1 Iraq 
1 Australia 
1 Belgium 
1 Sweden 
1 Tunisia 
9 Singapore 3 China 2 Hong Kong 2 UK 2 India 2 Vietnam 1 Iraq 1 Australia 1 Belgium 1 Sweden 1 Tunisia