"Power Spectrum IEC 1/1-Oct Mag - dB SPL "
      "Hz"      "Data"
        16,       -200
      31.5,   57.34295
        63,   57.41578
       125,    46.2281
       250,   39.07864
       500,    47.7464
      1000,   47.15452
      2000,   47.92779
      4000,   43.29734
      8000,   30.85238
     16000,   20.00498