40 visiting now: 12 Singapore 
9 USA 
9 Canada 
8 China 
2 Russia 
1 UK 
1 France 
1 Ukraine 
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9 USA 9 Canada 8 China 2 Russia 1 UK 1 France 1 Ukraine 1 Germany 1 New Zealand 9 USA 9 Canada 8 China 2 Russia 1 UK 1 France 1 Ukraine 1 Germany 1 New Zealand