  1 -17.4    0.6
  2 -11.6    1.5
  3  -2.1    2.3
  4   7.5    5.2
  5  15.1   11.4
  6  21.4   20.9
  7  24.4   31.9
  8  22.2   28.4
  9  15.4   10.6
 10   5.6    5.0
 11  -5.9    3.0
 12 -15.1    1.9
