n # Pn      travel-time (and amplitude) tables
6    # number of depth samples
    0.00    5.00   15.00   30.00   40.00   50.00
31    # number of distance samples
    0.00    0.50    1.00    1.50    2.00    2.50    3.00    3.50    4.00    4.50
    5.00    5.50    6.00    6.50    7.00    7.50    8.00    8.50    9.00    9.50
   10.00   10.50   11.00   11.50   12.00   12.50   13.00   13.50   14.00   14.50
   15.00
# Travel-time/amplitude for z =    0.00
      -1.000
      -1.000
      21.171
      28.048
      34.925
      41.801
      48.677
      55.552
      62.426
      69.300
      76.172
      83.042
      89.912
      96.779
     103.645
     110.509
     117.371
     124.230
     131.087
     137.941
     144.793
     151.642
     158.488
     165.330
     172.169
     179.005
     185.837
     192.665
     199.490
     206.310
     213.125
# Travel-time/amplitude for z =    5.00
      -1.000
      -1.000
      20.673
      27.550
      34.426
      41.303
      48.179
      55.054
      61.928
      68.801
      75.673
      82.544
      89.413
      96.280
     103.146
     110.010
     116.871
     123.730
     130.587
     137.441
     144.293
     151.141
     157.987
     164.829
     171.668
     178.503
     185.335
     192.163
     198.987
     205.807
     212.622
# Travel-time/amplitude for z =   15.00
      -1.000
      -1.000
      19.474
      26.351
      33.227
      40.103
      46.979
      53.854
      60.728
      67.601
      74.473
      81.343
      88.212
      95.079
     101.944
     108.808
     115.669
     122.528
     129.384
     136.238
     143.089
     149.937
     156.782
     163.623
     170.462
     177.296
     184.127
     190.955
     197.778
     204.597
     211.411
# Travel-time/amplitude for z =   30.00
      -1.000
      11.089
      17.967
      24.843
      31.720
      38.596
      45.472
      52.346
      59.220
      66.092
      72.964
      79.834
      86.702
      93.568
     100.433
     107.296
     114.156
     121.014
     127.869
     134.722
     141.572
     148.419
     155.263
     162.104
     168.941
     175.774
     182.604
     189.430
     196.252
     203.069
     209.829
# Travel-time/amplitude for z =   40.00
       6.378
      10.730
      17.532
      24.393
      31.266
      38.137
      45.008
      51.879
      58.749
      65.618
      72.485
      79.352
      86.217
      93.080
      99.941
     106.800
     113.657
     120.512
     127.364
     134.214
     141.060
     147.904
     154.744
     161.581
     168.415
     175.245
     182.071
     188.894
     195.712
     202.526
     209.153
# Travel-time/amplitude for z =   50.00
       7.621
      11.236
      17.698
      24.482
      31.316
      38.164
      45.020
      51.878
      58.737
      65.596
      72.455
      79.313
      86.170
      93.026
      99.879
     106.732
     113.582
     120.429
     127.275
     134.118
     140.958
     147.795
     154.629
     161.459
     168.287
     175.111
     181.931
     188.747
     195.558
     202.226
     208.766