  1 -15.7    0.5
  2 -10.8    1.3
  3  -2.2    1.7
  4   7.2    1.3
  5  14.0    9.8
  6  20.5   14.9
  7  23.4   30.7
  8  21.1   23.4
  9  14.4   10.1
 10   5.0    4.1
 11  -5.3    1.3
 12 -13.4    0.8
