52 visiting now: 28 USA 
10 Singapore 
3 UK 
2 Brazil 
2 Mexico 
2 Canada 
2 Chile 
1 Honduras 
1 Belgium 
1 Iran 
1 Paraguay 
1 Saudi Arabia 
1 China 
10 Singapore 3 UK 2 Brazil 2 Mexico 2 Canada 2 Chile 1 Honduras 1 Belgium 1 Iran 1 Paraguay 1 Saudi Arabia 1 China