54 visiting now: 25 USA 
9 China 
8 Singapore 
3 UK 
2 Canada 
2 Germany 
2 India 
2 Australia 
1 Ukraine 
1 Finland 
9 China 8 Singapore 3 UK 2 Canada 2 Germany 2 India 2 Australia 1 Ukraine 1 Finland 9 China 8 Singapore 3 UK 2 Canada 2 Germany 2 India 2 Australia 1 Ukraine 1 Finland