1     1
    AMPS    13     8     7     1     1
     1 BACKWARD DIVERGE 
  2013     8     8    12  -77.440  163.750     0.0
     1 PRESSURE
     1     1    13     8     8    12     0    36     0.0  -77.440  163.750      0.0      NaN
     1     1    13     8     8    11     0    35    -1.0  -77.457  163.636      1.2      NaN
     1     1    13     8     8    10     0    34    -2.0  -77.480  163.549      6.9      NaN
     1     1    13     8     8     9     0    33    -3.0  -77.492  163.435     18.3      NaN
     1     1    13     8     8     8     0    32    -4.0  -77.499  163.339     65.3      NaN
     1     1    13     8     8     7     0    31    -5.0  -77.489  163.338    272.6    916.6
     1     1    13     8     8     6     0    30    -6.0  -77.494  163.308    687.3    861.9
     1     1    13     8     8     5     0    29    -7.0  -77.551  162.989    515.3    842.9
     1     1    13     8     8     4     0    28    -8.0  -77.622  162.610     87.9      NaN
     1     1    13     8     8     3     0    27    -9.0  -77.705  161.878    717.9    794.1
     1     1    13     8     8     2     0    26   -10.0  -77.804  161.420    606.4    822.1
     1     1    13     8     8     1     0    25   -11.0  -77.891  160.916      6.4      NaN
     1     1    13     8     8     0     0    24   -12.0  -77.969  160.089    369.5      NaN
     1     1    13     8     7    23     0    23   -13.0  -78.142  160.106   1209.5    674.6
     1     1    13     8     7    22     0    22   -14.0  -78.202  159.050    101.2      NaN
     1     1    13     8     7    21     0    21   -15.0  -78.369  158.440   4868.2    390.4
     1     1    13     8     7    20     0    20   -16.0  -78.918  158.976   8941.8    234.9