Year Round            From              To        Comments
---- ----- --------------- --------------- ---------------
  72     1          tracks       magicians                
  72     1         rappers            vans                
  72     2         rappers            vans                
  72     2           tribe           angst                
  72     2         players          aztecs                
  72     3       southpaws           angst                
  73     1          tracks       magicians                
  73     2           tribe           bears                
  73     2          tracks           angst                
  73     3          circus           angst                
  73     4           angst           bears                
  74     3         rappers          tracks                
  74     4         rappers           angst                
  74     4       southpaws          aztecs                
  75     3            vans       southpaws                
  75     4          tracks       southpaws                
  76     3        avangard       southpaws                
  77     3           angst       southpaws                
  77     3        avangard       southpaws