75 visiting now: 35 USA 
11 Singapore 
5 Belgium 
4 Australia 
4 Vietnam 
3 Argentina 
3 Russia 
2 China 
2 UK 
2 Brazil 
1 France 
1 Chile 
1 Turkey 
1 Germany 
1 Japan 
1 Colombia 
1 Uruguay 
1 Nigeria 
1 Egypt 
1 Finland 
11 Singapore 5 Belgium 4 Australia 4 Vietnam 3 Argentina 3 Russia 2 China 2 UK 2 Brazil 1 France 1 Chile 1 Turkey 1 Germany 1 Japan 1 Colombia 1 Uruguay 1 Nigeria 1 Egypt 1 Finland