subtract 10%iles -0.000129223   0.00566435    0.0104172    0.0150828
    0.0202188    0.0266495    0.0360165    0.0527000    0.0953298
diff 10%iles   -0.0410404   -0.0217876   -0.0124569  -0.00561094  0.000391006
   0.00632286    0.0129738    0.0220060    0.0408878
stardiff 10%iles   -0.0245361   -0.0141636  -0.00796336  -0.00307532
   0.00129096   0.00555807    0.0101788    0.0159659    0.0260453
stardiff contour -excluded 0.005   -0.0245361    0.0260453