subtract 10%iles  -0.00156212   0.00834131    0.0174804    0.0278263
    0.0408859    0.0587759    0.0854907     0.131332     0.240015
diff 10%iles    -0.119905   -0.0547028   -0.0280292   -0.0120478  0.000596523
    0.0131569    0.0290279    0.0556545     0.120641
stardiff 10%iles   -0.0326536   -0.0167836  -0.00866054  -0.00255369
   0.00281093   0.00807112    0.0139074    0.0217111    0.0371255
stardiff contour -excluded 0.005   -0.0326536    0.0371255