63 visiting now: 40 USA 
9 Singapore 
5 India 
3 Australia 
2 Ukraine 
2 Netherlands 
1 UK 
1 Korea 
1 Morocco 
1 Canada 
1 China 
1 Germany 
9 Singapore 5 India 3 Australia 2 Ukraine 2 Netherlands 1 UK 1 Korea 1 Morocco 1 Canada 1 China 1 Germany