48 visiting now: 31 USA 
8 Singapore 
6 Brazil 
3 France 
3 Belgium 
2 China 
2 UK 
1 Spain 
1 Costa Rica 
1 India 
8 Singapore 6 Brazil 3 France 3 Belgium 2 China 2 UK 1 Spain 1 Costa Rica 1 India 8 Singapore 6 Brazil 3 France 3 Belgium 2 China 2 UK 1 Spain 1 Costa Rica 1 India