68 visiting now: 31 USA 
10 Singapore 
9 France 
6 Belgium 
4 Brazil 
3 UK 
2 China 
1 Azerbaijan 
1 Germany 
1 South Africa 
1 Hong Kong 
1 Turkey 
1 Iran 
1 Canada 
1 Malaysia 
1 New Zealand 
10 Singapore 9 France 6 Belgium 4 Brazil 3 UK 2 China 1 Azerbaijan 1 Germany 1 South Africa 1 Hong Kong 1 Turkey 1 Iran 1 Canada 1 Malaysia 1 New Zealand