50 visiting now: 24 USA 
10 Singapore 
6 UK 
4 China 
4 Canada 
3 France 
1 New Zealand 
1 Russia 
10 Singapore 6 UK 4 China 4 Canada 3 France 1 New Zealand 1 Russia 10 Singapore 6 UK 4 China 4 Canada 3 France 1 New Zealand 1 Russia