58 visiting now: 39 USA 
8 Singapore 
2 UK 
2 Germany 
2 Australia 
2 Vietnam 
2 Russia 
2 Finland 
1 France 
1 Ukraine 
1 India 
1 Canada 
1 Nigeria 
1 China 
8 Singapore 2 UK 2 Germany 2 Australia 2 Vietnam 2 Russia 2 Finland 1 France 1 Ukraine 1 India 1 Canada 1 Nigeria 1 China