% 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)
     144
      71
      53
      44
     113
     188
     432
     337
     369
     697
    1312
    1480
    1052
     993
     823
     733
     675
     537
     538
     467
     499
     356
     341
     410
     270
     239
     244
     213
     198
     199
     209
     186
     184
     145
     143
     137
     122
     104
     102
     103
      83
      66
      68
      63
      60
      74
      36
      37
      35
      46
      57
      18
      25
     -12
     -26
     -21
     -24
     -35
      34
     -10
     -42
     -39
     -18
     -43