56 visiting now: 29 USA 
11 Singapore 
8 China 
4 UK 
2 Canada 
1 India 
1 Ireland 
1 Nigeria 
1 Russia 
1 Finland 
1 Germany 
11 Singapore 8 China 4 UK 2 Canada 1 India 1 Ireland 1 Nigeria 1 Russia 1 Finland 1 Germany