58 visiting now: 32 USA 
8 Singapore 
5 Brazil 
4 UK 
3 Canada 
2 Iraq 
2 Russia 
1 South Africa 
1 Kenya 
1 Mexico 
1 China 
1 Germany 
1 Vietnam 
1 Saudi Arabia 
1 India 
1 Belgium 
8 Singapore 5 Brazil 4 UK 3 Canada 2 Iraq 2 Russia 1 South Africa 1 Kenya 1 Mexico 1 China 1 Germany 1 Vietnam 1 Saudi Arabia 1 India 1 Belgium