63 visiting now: 28 USA 
10 Canada 
8 Singapore 
5 UK 
2 Vietnam 
1 Australia 
1 India 
1 Belgium 
1 Poland 
1 Brazil 
1 Saudi Arabia 
1 Angola 
1 China 
1 Argentina 
1 Syria 
1 Germany 
10 Canada 8 Singapore 5 UK 2 Vietnam 1 Australia 1 India 1 Belgium 1 Poland 1 Brazil 1 Saudi Arabia 1 Angola 1 China 1 Argentina 1 Syria 1 Germany