61 visiting now: 32 USA 
8 Singapore 
6 Canada 
3 Germany 
2 Australia 
2 Brazil 
1 UK 
1 Spain 
1 Japan 
1 Taiwan 
1 Morocco 
1 UAE 
1 Netherlands 
1 China 
1 Uganda 
1 Nigeria 
1 Czech Republic 
8 Singapore 6 Canada 3 Germany 2 Australia 2 Brazil 1 UK 1 Spain 1 Japan 1 Taiwan 1 Morocco 1 UAE 1 Netherlands 1 China 1 Uganda 1 Nigeria 1 Czech Republic