DFS 
Andy 
Zoe 
10 
Andy Bill 4 
Andy Claire 3 
Andy Daniel 2 
Bill Elaine 3 
Bill Zoe 1 
Claire Elaine 4 
Claire Zoe 2 
Daniel Elaine 2 
Daniel Zoe 2 
Elaine Zoe 2 
6 
Andy 2 
Bill 1 
Claire 1 
Daniel 1 
Elaine 1 
Zoe 0