102 visiting now: 66 Belgium 
20 China 
9 USA 
2 Germany 
2 India 
1 Pakistan 
1 Singapore 
1 UK 
20 China 9 USA 2 Germany 2 India 1 Pakistan 1 Singapore 1 UK 20 China 9 USA 2 Germany 2 India 1 Pakistan 1 Singapore 1 UK