[
  [
    "fs02", 
    null
  ], 
  [
    300.0, 
    0.66
  ], 
  [
    350.0, 
    0.7
  ], 
  [
    400.0, 
    0.69
  ], 
  [
    450.0, 
    0.72
  ], 
  [
    500.0, 
    0.77
  ], 
  [
    550.0, 
    0.84
  ], 
  [
    600.0, 
    0.9
  ], 
  [
    650.0, 
    0.94
  ], 
  [
    700.0, 
    0.935
  ], 
  [
    750.0, 
    0.9
  ], 
  [
    800.0, 
    0.84
  ], 
  [
    850.0, 
    0.72
  ], 
  [
    900.0, 
    0.56
  ], 
  [
    950.0, 
    0.38
  ], 
  [
    1000.0, 
    0.24
  ], 
  [
    1050.0, 
    0.21
  ]
]