Apex 16 (normalized using XFOIL date021206)
       17.       19.

  0.002419  0.006624
  0.013703  0.017102
  0.046212  0.034835
  0.102365  0.053642
  0.165772  0.067613
  0.231865  0.077554
  0.299302  0.084002
  0.367813  0.087494
  0.436056  0.088300
  0.505105  0.086420
  0.573617  0.081852
  0.642128  0.075135
  0.710371  0.065732
  0.778614  0.053910
  0.846319  0.040208
  0.913487  0.024088
  1.000000 -0.000093

  0.002419  0.006624
  0.000001 -0.000093
  0.002956 -0.006810
  0.015046 -0.011646
  0.052123 -0.016213
  0.120097 -0.021855
  0.187803 -0.029378
  0.253896 -0.038513
  0.318915 -0.042274
  0.386352 -0.041468
  0.455669 -0.037976
  0.525793 -0.032871
  0.596454 -0.026691
  0.667383 -0.019975
  0.738313 -0.013258
  0.808974 -0.007347
  0.878560 -0.002242
  0.946534 -0.000630
  1.000000 -0.000093