43 visiting now: 35 USA 
4 Germany 
2 France 
2 Hong Kong 
1 Austria 
1 Singapore 
1 UK 
1 New Zealand 
1 Nigeria 
4 Germany 2 France 2 Hong Kong 1 Austria 1 Singapore 1 UK 1 New Zealand 1 Nigeria 4 Germany 2 France 2 Hong Kong 1 Austria 1 Singapore 1 UK 1 New Zealand 1 Nigeria