35 visiting now: 29 USA 
5 Singapore 
2 India 
2 Belgium 
2 Germany 
1 New Zealand 
1 Romania 
1 Australia 
1 UK 
5 Singapore 2 India 2 Belgium 2 Germany 1 New Zealand 1 Romania 1 Australia 1 UK 5 Singapore 2 India 2 Belgium 2 Germany 1 New Zealand 1 Romania 1 Australia 1 UK