54 visiting now: 32 USA 
9 Singapore 
4 Canada 
2 UK 
2 Germany 
2 Brazil 
2 Hong Kong 
2 China 
2 Russia 
2 Czech Republic 
1 Ukraine 
1 Mexico 
1 Cote DIvoire 
1 Australia 
1 Bangladesh 
9 Singapore 4 Canada 2 UK 2 Germany 2 Brazil 2 Hong Kong 2 China 2 Russia 2 Czech Republic 1 Ukraine 1 Mexico 1 Cote DIvoire 1 Australia 1 Bangladesh