subtract 10%iles  -0.00128078    0.0114212    0.0236425    0.0387504
    0.0594232    0.0886536     0.131507     0.200993     0.347532
stardiff 10%iles    -0.182174   -0.0821406   -0.0391273   -0.0149806
   0.00199654    0.0193014    0.0443217    0.0884443     0.189787
stardiff contour -excluded 0.005    -0.182174     0.189787