44 visiting now: 34 USA 
5 China 
3 France 
3 Germany 
2 Canada 
1 Poland 
1 Bangladesh 
1 Russia 
1 UK 
5 China 3 France 3 Germany 2 Canada 1 Poland 1 Bangladesh 1 Russia 1 UK 5 China 3 France 3 Germany 2 Canada 1 Poland 1 Bangladesh 1 Russia 1 UK