subtract 10%iles -0.000798702   0.00909853    0.0178919    0.0273399
    0.0386696    0.0537510    0.0762687     0.116089     0.215380
stardiff 10%iles    -0.129306   -0.0569503   -0.0291802   -0.0125159
  0.000772953    0.0141795    0.0312557    0.0597410     0.132271
stardiff contour -excluded 0.005    -0.129306     0.132271