64 visiting now: 38 USA 
9 Brazil 
3 Singapore 
3 Iraq 
3 China 
3 Vietnam 
2 Germany 
2 UK 
1 Belgium 
1 Sweden 
1 Iran 
1 Canada 
1 Paraguay 
1 Portugal 
1 Costa Rica 
1 Bangladesh 
9 Brazil 3 Singapore 3 Iraq 3 China 3 Vietnam 2 Germany 2 UK 1 Belgium 1 Sweden 1 Iran 1 Canada 1 Paraguay 1 Portugal 1 Costa Rica 1 Bangladesh