45 visiting now: 33 USA 
7 Singapore 
4 France 
4 Brazil 
2 Vietnam 
2 Belgium 
1 China 
1 Italy 
1 UK 
7 Singapore 4 France 4 Brazil 2 Vietnam 2 Belgium 1 China 1 Italy 1 UK 7 Singapore 4 France 4 Brazil 2 Vietnam 2 Belgium 1 China 1 Italy 1 UK