50 visiting now: 35 USA 
4 India 
3 Canada 
3 Ukraine 
3 France 
2 Brazil 
2 UK 
2 Australia 
1 Singapore 
1 China 
1 New Zealand 
4 India 3 Canada 3 Ukraine 3 France 2 Brazil 2 UK 2 Australia 1 Singapore 1 China 1 New Zealand