92 visiting now: 51 Belgium 
15 USA 
12 China 
7 Singapore 
1 Malaysia 
1 Turkey 
1 Russia 
1 Germany 
1 Vietnam 
1 Kenya 
1 Senegal 
15 USA 12 China 7 Singapore 1 Malaysia 1 Turkey 1 Russia 1 Germany 1 Vietnam 1 Kenya 1 Senegal