% Echo Location Surface Spectrum in units of mm/sqrt(Hz)
% 64 Frequency Bands are 0.01562500 Hz wide(first frequency band is centered at 0.00830078)
     169
     103
      56
      73
     111
    1113
    1262
    2271
    2927
    2228
    1247
    1026
     884
     540
     539
     636
     525
     382
     497
     421
     351
     290
     307
     276
     261
     214
     218
     179
     220
     161
     150
     157
     139
     148
     140
     144
     103
     130
      66
      87
      94
      70
      78
      60
      33
      59
      39
      40
      71
      20
      62
      25
     -25
      31
      42
      27
      32
     -29
     -33
     -17
     -39
     -57
     -55
     -23