Traffic (
  1 (2 with 1.0
     8 with 1.0
     11 with 1.0)
  2 (1 with 1.0
     6 with 1.0
     8 with 1.0)
  3 (5 with 1.0
     7 with 1.0)
  4 (10 with 1.0
     11 with 1.0)
  5 (9 with 1.0)
  6 (1 with 1.0
     7 with 1.0)
  7 (10 with 1.0)
  8 (3 with 1.0
     11 with 1.0)
  9 (5 with 1.0)
 10 (7 with 1.0)
 11 (4 with 1.0))