40 visiting now: 32 USA 
3 Canada 
2 UK 
2 China 
2 Germany 
1 Senegal 
1 Australia 
1 Bangladesh 
3 Canada 2 UK 2 China 2 Germany 1 Senegal 1 Australia 1 Bangladesh 3 Canada 2 UK 2 China 2 Germany 1 Senegal 1 Australia 1 Bangladesh