42 visiting now: 24 USA 
11 Singapore 
4 Brazil 
3 UK 
3 Russia 
2 China 
1 Germany 
1 Iraq 
11 Singapore 4 Brazil 3 UK 3 Russia 2 China 1 Germany 1 Iraq 11 Singapore 4 Brazil 3 UK 3 Russia 2 China 1 Germany 1 Iraq