57 visiting now: 28 USA 
10 Singapore 
7 France 
3 UK 
2 Hong Kong 
2 Canada 
2 China 
1 Uzbekistan 
1 Latvia 
1 Ecuador 
1 Oman 
1 Bangladesh 
1 Germany 
1 Brazil 
1 Kenya 
10 Singapore 7 France 3 UK 2 Hong Kong 2 Canada 2 China 1 Uzbekistan 1 Latvia 1 Ecuador 1 Oman 1 Bangladesh 1 Germany 1 Brazil 1 Kenya