46 visiting now: 24 USA 
9 Singapore 
4 Belgium 
3 UK 
3 France 
2 Brazil 
1 Thailand 
1 Tunisia 
1 China 
9 Singapore 4 Belgium 3 UK 3 France 2 Brazil 1 Thailand 1 Tunisia 1 China 9 Singapore 4 Belgium 3 UK 3 France 2 Brazil 1 Thailand 1 Tunisia 1 China