45 visiting now: 27 USA 
6 Singapore 
5 France 
4 UK 
1 Iran 
1 China 
1 Russia 
1 Finland 
1 Germany 
1 Hong Kong 
6 Singapore 5 France 4 UK 1 Iran 1 China 1 Russia 1 Finland 1 Germany 1 Hong Kong 6 Singapore 5 France 4 UK 1 Iran 1 China 1 Russia 1 Finland 1 Germany 1 Hong Kong