subtract 10%iles -0.000320435   0.00625896    0.0118561    0.0176411
    0.0242922    0.0328617    0.0455389    0.0684831     0.130246
stardiff 10%iles   -0.0764530   -0.0339745   -0.0180614  -0.00809065
  6.65989e-05   0.00821105    0.0181667    0.0341833    0.0773204
stardiff contour -excluded 0.005   -0.0764530    0.0773204