  1  -5.0    9.6
  2  -2.8   12.3
  3   2.3   13.7
  4   7.0   25.6
  5  12.0   47.9
  6  16.6   55.3
  7  21.4   26.7
  8  20.4   26.7
  9  14.9   25.2
 10   7.5   19.9
 11   0.4   14.8
 12  -4.7   11.7
