51 visiting now: 30 USA 
12 Belgium 
5 Canada 
2 India 
2 Ireland 
2 Russia 
2 UK 
1 China 
12 Belgium 5 Canada 2 India 2 Ireland 2 Russia 2 UK 1 China 12 Belgium 5 Canada 2 India 2 Ireland 2 Russia 2 UK 1 China