subtract 10%iles -0.000343800   0.00569725    0.0106182    0.0154483
    0.0207567    0.0274448    0.0375137    0.0572758     0.117607
diff 10%iles   -0.0417156   -0.0219021   -0.0125341  -0.00562668  0.000431061
   0.00639725    0.0130882    0.0222349    0.0421181
stardiff 10%iles   -0.0256447   -0.0147865  -0.00833376  -0.00321713
   0.00134007   0.00576388    0.0105305    0.0165775    0.0276951
stardiff contour -excluded 0.005   -0.0256447    0.0276951