54 visiting now: 31 USA 
8 Singapore 
4 UK 
4 India 
3 Australia 
3 Canada 
2 Brazil 
1 Ethiopia 
1 Ukraine 
1 France 
1 Russia 
1 China 
8 Singapore 4 UK 4 India 3 Australia 3 Canada 2 Brazil 1 Ethiopia 1 Ukraine 1 France 1 Russia 1 China