subtract 10%iles -0.000688553   0.00684071    0.0135059    0.0207620
    0.0296760    0.0418985    0.0607910    0.0952358     0.182272
stardiff 10%iles   -0.0965967   -0.0407618   -0.0197166  -0.00732245
   0.00246446    0.0123136    0.0249616    0.0466825     0.103536
stardiff contour -excluded 0.005   -0.0965967     0.103536