47 visiting now: 30 USA 
3 Canada 
3 China 
2 Germany 
2 Brazil 
1 France 
1 Singapore 
1 Australia 
1 Sweden 
1 India 
1 Iraq 
1 Japan 
1 Panama 
3 Canada 3 China 2 Germany 2 Brazil 1 France 1 Singapore 1 Australia 1 Sweden 1 India 1 Iraq 1 Japan 1 Panama