64 visiting now: 46 USA 
9 Canada 
6 Singapore 
2 China 
2 Germany 
2 Russia 
1 Algeria 
1 Sweden 
1 UK 
1 France 
9 Canada 6 Singapore 2 China 2 Germany 2 Russia 1 Algeria 1 Sweden 1 UK 1 France 9 Canada 6 Singapore 2 China 2 Germany 2 Russia 1 Algeria 1 Sweden 1 UK 1 France