43 visiting now: 30 USA 
8 Singapore 
2 Ireland 
2 Ukraine 
1 Canada 
1 UK 
1 China 
1 Finland 
1 Germany 
8 Singapore 2 Ireland 2 Ukraine 1 Canada 1 UK 1 China 1 Finland 1 Germany 8 Singapore 2 Ireland 2 Ukraine 1 Canada 1 UK 1 China 1 Finland 1 Germany