27 visiting now: 11 USA 
6 Canada 
3 Singapore 
2 China 
2 Germany 
1 Romania 
1 UK 
1 Finland 
1 Ireland 
6 Canada 3 Singapore 2 China 2 Germany 1 Romania 1 UK 1 Finland 1 Ireland 6 Canada 3 Singapore 2 China 2 Germany 1 Romania 1 UK 1 Finland 1 Ireland