95 visiting now: 86 USA 
9 Singapore 
6 Canada 
2 Argentina 
1 Russia 
1 China 
1 UK 
1 France 
1 Ghana 
1 Nigeria 
9 Singapore 6 Canada 2 Argentina 1 Russia 1 China 1 UK 1 France 1 Ghana 1 Nigeria 9 Singapore 6 Canada 2 Argentina 1 Russia 1 China 1 UK 1 France 1 Ghana 1 Nigeria