77 visiting now: 39 Belgium 
15 China 
7 USA 
7 Singapore 
3 Russia 
1 Senegal 
1 Malaysia 
1 Turkey 
1 Germany 
1 Vietnam 
1 Kenya 
15 China 7 USA 7 Singapore 3 Russia 1 Senegal 1 Malaysia 1 Turkey 1 Germany 1 Vietnam 1 Kenya