40 visiting now: 23 USA 
6 Canada 
2 China 
2 Germany 
2 Brazil 
1 Russia 
1 Seychelles 
1 Hong Kong 
1 Belgium 
1 Switzerland 
1 Iran 
1 Iraq 
1 Pakistan 
6 Canada 2 China 2 Germany 2 Brazil 1 Russia 1 Seychelles 1 Hong Kong 1 Belgium 1 Switzerland 1 Iran 1 Iraq 1 Pakistan