56 visiting now: 33 USA 
19 Singapore 
3 Canada 
2 UK 
2 China 
1 Finland 
1 Germany 
1 New Zealand 
19 Singapore 3 Canada 2 UK 2 China 1 Finland 1 Germany 1 New Zealand 19 Singapore 3 Canada 2 UK 2 China 1 Finland 1 Germany 1 New Zealand