A 1.0 #regions in PPM
# low field   high field  bias        slope
  4.332501436710242  4.28182890528673  -0.0  -0.0  # for region 1
  4.212729998800123  4.155147576727951  -0.0  -0.0  # for region 2
  4.003129982457416  3.9133014040248275  -0.0  -0.0  # for region 3
  3.9133014040248275  3.8326860131237863  -0.0  -0.0  # for region 4
  3.6691519344388173  3.4964046682223002  -0.0  -0.0  # for region 5
  3.4019694960239377  3.3052310269426886  -0.0  -0.0  # for region 6
  2.7363166968696264  2.5013804148151633  -0.0  -0.0  # for region 7
  2.4852573366349553  2.4553144771574256  -0.0  -0.0  # for region 8
  2.4553144771574256  2.4138551332654616  -0.0  -0.0  # for region 9