38 visiting now: 21 USA 
6 UK 
5 France 
4 Singapore 
1 Brazil 
1 China 
1 Hong Kong 
1 Japan 
6 UK 5 France 4 Singapore 1 Brazil 1 China 1 Hong Kong 1 Japan 6 UK 5 France 4 Singapore 1 Brazil 1 China 1 Hong Kong 1 Japan