"Power Spectrum IEC 1/1-Oct Mag - dB SPL "
      "Hz"      "Data"
        16,       -200
      31.5,   61.13034
        63,    62.5564
       125,   53.20951
       250,   46.03637
       500,   54.68708
      1000,   58.74493
      2000,   50.81797
      4000,   49.10199
      8000,   27.67736
     16000,   19.50889