subtract 10%iles      0.00000   0.00942707    0.0594988     0.113505
     0.175870     0.262703     0.402471     0.668349      1.34890
diff 10%iles    -0.329055    -0.130670   -0.0542736   -0.0123341      0.00000
    0.0112619    0.0539105     0.132511     0.334676
stardiff 10%iles   -0.0534224   -0.0180265  -0.00538741      0.00000
  0.000621015   0.00741739    0.0160098    0.0299424    0.0647961
stardiff contour -excluded 0.005   -0.0534224    0.0647961