  1  -7.1    0.9
  2  -0.4    1.2
  3   8.4    0.2
  4  16.4    2.7
  5  21.5   10.5
  6  25.6   16.4
  7  27.0   14.2
  8  25.7   11.0
  9  20.3    4.3
 10  11.7    2.0
 11   2.8    1.9
 12  -5.1    2.1
