2.1    1.0
    2.5    1.5
    4.9    2.0
    5.5    3.0
    7.0    4.0
    8.4    5.0
    9.6    6.0
   10.2    7.5
   11.4    8.5
   12.5   10.0
   13.1   12.5
   14.6   15.0
   17.0   17.5
   16.8   20.0
   18.6   25.0
   19.7   30.0
   21.3   35.0
   21.6   40.0