subtract 10%iles -0.000738621   0.00501776   0.00976706    0.0145640
    0.0200055    0.0270014    0.0374146    0.0565729     0.110313
stardiff 10%iles   -0.0592258   -0.0261054   -0.0137154  -0.00577714
  0.000849797   0.00751819    0.0156536    0.0287026    0.0641726
stardiff contour -excluded 0.005   -0.0592258    0.0641725