% Pressure Derived Surface Spectrum in units of mm/sqrt(Hz)
% 128 Frequency Bands are 0.00781250 Hz wide
      31
      24
      36
      28
      26
      28
      20
      72
      70
      41
      76
      66
      93
     111
     136
      85
     233
     191
     125
     220
     246
     343
     306
     218
     187
     228
     237
     240
     133
     107
     190
     112
      72
     108
     113
      85
      48
      64
      62
      83
      51
     -44
     -74
     112
     -64
    -170
     281
    -165
     141
    -181
     148
     453
    -247
    -346
    -757
     623
    -756
    -856
    1380
    1932
    3061
    3525
    6804
    7740
   -4769
    2064
    7517
   -5507
    6555
   13664
    4417
   -5839
   10114
   -5198
    2695
   -1988
    6246
   -5399
    8610
   -6709
   -7573
    3050
   -4995
    2528
    3010
    3255
   -2542
    6071
    6408
    5493
   -7228
   12375
    8363
   -5416
   -3890
   -6009
   -4814
   -6346
   -6639
   11798
    1834
    2199
   -2636
    2989
   -5705
   -3933
   -5409
   -3269
   -4162
    7154
   -7960
   -4553
    2408
   -4688
    3913
   -2166
   -1772
    5363
    5404
   -3704
    8523
   -2268
    4816
   -4015
    9661
   12398
   -4199
   -7183