15 visiting now: 5 USA 
4 Australia 
1 South Africa 
1 Argentina 
1 UK 
1 Brazil 
1 Hong Kong 
1 Peru 
4 Australia 1 South Africa 1 Argentina 1 UK 1 Brazil 1 Hong Kong 1 Peru 4 Australia 1 South Africa 1 Argentina 1 UK 1 Brazil 1 Hong Kong 1 Peru