49 visiting now: 29 USA 
10 Russia 
5 Canada 
3 Singapore 
3 UK 
2 China 
2 Poland 
2 Finland 
1 Germany 
1 Brazil 
1 India 
1 Italy 
1 Argentina 
1 France 
1 Australia 
1 Senegal 
10 Russia 5 Canada 3 Singapore 3 UK 2 China 2 Poland 2 Finland 1 Germany 1 Brazil 1 India 1 Italy 1 Argentina 1 France 1 Australia 1 Senegal