20
   143.8   35.7
   147.0   36.0
   150.0   36.0
   154.0   36.2
   156.8   36.5
   160.1   37.0
   164.0   37.2
   167.5   37.3
   168.7   35.7
   168.5   34.0
   168.0   32.5
   166.0   31.5
   164.3   31.3
   162.0   31.3
   158.6   31.1
   155.1   31.1
   152.0   31.1
   148.3   31.5
   144.8   32.0
   142.0   34.5