35 visiting now: 22 USA 
8 Singapore 
3 UK 
1 Korea 
1 Belgium 
1 Brazil 
1 Colombia 
1 Egypt 
8 Singapore 3 UK 1 Korea 1 Belgium 1 Brazil 1 Colombia 1 Egypt 8 Singapore 3 UK 1 Korea 1 Belgium 1 Brazil 1 Colombia 1 Egypt