58 visiting now: 28 USA 
10 Singapore 
3 India 
3 Canada 
3 France 
2 Brazil 
2 China 
2 Finland 
2 Germany 
1 UK 
1 Ireland 
1 Vietnam 
1 Korea 
1 Argentina 
1 Australia 
1 Sweden 
10 Singapore 3 India 3 Canada 3 France 2 Brazil 2 China 2 Finland 2 Germany 1 UK 1 Ireland 1 Vietnam 1 Korea 1 Argentina 1 Australia 1 Sweden