72 visiting now: 37 USA 
7 Brazil 
7 China 
3 UK 
3 Russia 
2 Germany 
2 France 
2 Netherlands 
2 Singapore 
1 Vietnam 
1 Italy 
1 Taiwan 
1 Canada 
1 Hong Kong 
1 India 
1 Bangladesh 
7 Brazil 7 China 3 UK 3 Russia 2 Germany 2 France 2 Netherlands 2 Singapore 1 Vietnam 1 Italy 1 Taiwan 1 Canada 1 Hong Kong 1 India 1 Bangladesh