% 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)
     179
      81
      50
      67
     173
     892
    1928
    3321
    1658
    1287
    1146
    1121
    1007
     931
     658
     712
     769
     486
     461
     441
     457
     365
     322
     343
     287
     315
     260
     213
     235
     167
     171
     158
     169
     180
     146
     132
     127
     111
     115
      94
      98
      68
      74
      82
      50
      52
      68
      32
      61
     -15
      18
      22
      27
      27
     -25
      29
      29
     -45
      31
     -35
     -37
     -29
     -36
     -31