153 visiting now: 143 USA 
4 Singapore 
2 Hong Kong 
2 China 
1 Brazil 
1 UK 
1 Europe 
1 France 
1 Germany 
4 Singapore 2 Hong Kong 2 China 1 Brazil 1 UK 1 Europe 1 France 1 Germany 4 Singapore 2 Hong Kong 2 China 1 Brazil 1 UK 1 Europe 1 France 1 Germany