subtract 10%iles  -0.00107718   0.00684929    0.0136943    0.0209913
    0.0297146    0.0413170    0.0588188    0.0905075     0.173620
stardiff 10%iles    -0.102462   -0.0437842   -0.0223070  -0.00951649
  0.000669202    0.0109431    0.0241023    0.0465143     0.107031
stardiff contour -excluded 0.005    -0.102462     0.107031