1  1  1  6.7
  1  1  2  4.3
  1  1  3  5.7
  1  2  1  7.1
  1  2  3  5.9
  1  2  4  5.6
  1  3  2  5.5
  1  3  3  6.4
  1  3  4  5.8
  2  1  2  5.9
  2  1  3  7.4
  2  1  4  7.1
  2  2  2  5.6
  2  2  4  6.8
  2  3  1  6.4
  2  3  2  5.1
  2  3  3  6.2
  2  3  4  6.3
  3  1  1  7.1
  3  1  2  5.9
  3  2  1  7.3
  3  2  2  6.6
  3  2  3  8.1
  3  2  4  6.8
  3  3  2  7.5
  3  3  3  9.1