78 visiting now: 39 USA 
9 Belgium 
8 Singapore 
5 Canada 
4 Germany 
3 Brazil 
2 India 
2 Czech Republic 
2 Australia 
1 Vietnam 
1 South Africa 
1 Sweden 
1 Latvia 
1 China 
1 Taiwan 
1 Lithuania 
1 UK 
1 Mexico 
1 France 
9 Belgium 8 Singapore 5 Canada 4 Germany 3 Brazil 2 India 2 Czech Republic 2 Australia 1 Vietnam 1 South Africa 1 Sweden 1 Latvia 1 China 1 Taiwan 1 Lithuania 1 UK 1 Mexico 1 France