60 visiting now: 33 USA 
10 Singapore 
4 France 
3 UK 
3 India 
2 China 
1 Indonesia 
1 Europe 
1 Iran 
1 Argentina 
1 Italy 
1 Germany 
1 Belgium 
1 Hong Kong 
1 Brazil 
10 Singapore 4 France 3 UK 3 India 2 China 1 Indonesia 1 Europe 1 Iran 1 Argentina 1 Italy 1 Germany 1 Belgium 1 Hong Kong 1 Brazil