58 visiting now: 27 USA 
8 Singapore 
7 Brazil 
5 Canada 
3 UK 
2 Hong Kong 
2 Belgium 
1 Turkey 
1 Iran 
1 Iraq 
1 Israel 
1 China 
1 Oman 
1 Germany 
8 Singapore 7 Brazil 5 Canada 3 UK 2 Hong Kong 2 Belgium 1 Turkey 1 Iran 1 Iraq 1 Israel 1 China 1 Oman 1 Germany