70 visiting now: 33 USA 
10 Singapore 
6 Canada 
5 Brazil 
4 UK 
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3 China 
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1 India 
1 Spain 
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1 Mexico 
1 Dominican Republic 
1 France 
10 Singapore 6 Canada 5 Brazil 4 UK 4 Germany 3 China 2 Belgium 2 Poland 2 Russia 1 India 1 Spain 1 Lithuania 1 Czech Republic 1 Mexico 1 Dominican Republic 1 France