54 visiting now: 27 USA 
18 Singapore 
4 Hong Kong 
2 China 
1 India 
1 Kenya 
1 Russia 
1 Germany 
1 UK 
18 Singapore 4 Hong Kong 2 China 1 India 1 Kenya 1 Russia 1 Germany 1 UK 18 Singapore 4 Hong Kong 2 China 1 India 1 Kenya 1 Russia 1 Germany 1 UK