38 visiting now: 23 USA 
8 Singapore 
4 UK 
2 France 
1 Vietnam 
1 India 
1 Norway 
1 Belgium 
1 Brazil 
8 Singapore 4 UK 2 France 1 Vietnam 1 India 1 Norway 1 Belgium 1 Brazil 8 Singapore 4 UK 2 France 1 Vietnam 1 India 1 Norway 1 Belgium 1 Brazil