44 visiting now: 27 USA 
10 Singapore 
4 France 
2 Russia 
2 Belgium 
2 UK 
1 Iran 
1 Malaysia 
1 Brazil 
10 Singapore 4 France 2 Russia 2 Belgium 2 UK 1 Iran 1 Malaysia 1 Brazil 10 Singapore 4 France 2 Russia 2 Belgium 2 UK 1 Iran 1 Malaysia 1 Brazil