	   .0        .0   : upper surface (omitted & assumed 0 in cxzco's param)
      10000.0        .0
	  1.0    -99999.0
           .00   1093.77
       1000.00   1109.97
       5000.00   1186.65
       8000.00    908.11
      10000.00    704.66
          1.00   -99999.0 
           .00   2097.80
       2000.00   2120.85
       5000.00   2167.96
       8000.00   1717.10
      10000.00   1403.44
          1.00   -99999.0 
           .00   3100.96
       2000.00   3124.61
       5000.00   3154.58
       8000.00   2535.88
      10000.00   2184.06
          1.00   -99999.0 
           .00   3887.18
       2000.00   4183.80
       5000.00   5272.64
       8000.00   3572.53
      10000.00   2804.09
          1.00   -99999.0 
 
