39 visiting now: 27 USA 
8 Singapore 
3 UK 
2 Brazil 
1 Sweden 
1 Belgium 
1 France 
1 Russia 
8 Singapore 3 UK 2 Brazil 1 Sweden 1 Belgium 1 France 1 Russia 8 Singapore 3 UK 2 Brazil 1 Sweden 1 Belgium 1 France 1 Russia