"Power Spectrum IEC 1/1-Oct Mag - dB SPL "
      "Hz"      "Data"
        16,       -200
      31.5,   54.52645
        63,   57.68839
       125,   46.61723
       250,    46.8614
       500,   63.68116
      1000,   66.69778
      2000,   45.75146
      4000,   37.52657
      8000,   17.62174
     16000,   17.43672