43 visiting now: 30 Belgium 
6 USA 
2 China 
1 Nigeria 
1 Russia 
1 Germany 
1 UK 
1 France 
6 USA 2 China 1 Nigeria 1 Russia 1 Germany 1 UK 1 France 6 USA 2 China 1 Nigeria 1 Russia 1 Germany 1 UK 1 France