50 visiting now: 31 USA 
7 Canada 
4 Singapore 
4 UK 
1 New Zealand 
1 Poland 
1 Brazil 
1 Hong Kong 
7 Canada 4 Singapore 4 UK 1 New Zealand 1 Poland 1 Brazil 1 Hong Kong 7 Canada 4 Singapore 4 UK 1 New Zealand 1 Poland 1 Brazil 1 Hong Kong