167 visiting now: 153 USA 
6 Singapore 
2 Hong Kong 
2 Belgium 
2 China 
1 Germany 
1 India 
1 Japan 
1 Korea 
6 Singapore 2 Hong Kong 2 Belgium 2 China 1 Germany 1 India 1 Japan 1 Korea 6 Singapore 2 Hong Kong 2 Belgium 2 China 1 Germany 1 India 1 Japan 1 Korea