subtract 10%iles  5.81741e-05   0.00577545    0.0106063    0.0154636
    0.0208974    0.0276785    0.0373230    0.0541267    0.0991993
stardiff 10%iles   -0.0529667   -0.0256699   -0.0141464  -0.00643858
  1.53780e-05   0.00638267    0.0138268    0.0249148    0.0520271
stardiff contour -excluded 0.005   -0.0529667    0.0520271