69 visiting now: 34 USA 
9 Singapore 
5 Canada 
4 Belgium 
4 UK 
2 China 
2 France 
2 Germany 
2 Hong Kong 
2 Brazil 
2 India 
1 Iraq 
1 Algeria 
1 Vietnam 
1 Morocco 
1 Bolivia 
1 Sweden 
9 Singapore 5 Canada 4 Belgium 4 UK 2 China 2 France 2 Germany 2 Hong Kong 2 Brazil 2 India 1 Iraq 1 Algeria 1 Vietnam 1 Morocco 1 Bolivia 1 Sweden