#        mass          pdf          cdf
     0.128329      1.34609    0.0973398
     0.200642      2.04003     0.244861
     0.272955      1.82265     0.376663
     0.345268       1.7056          0.5
     0.417581      1.25412     0.590689
     0.489894     0.928048     0.657799
     0.562207     0.928048     0.724909
     0.634521     0.719028     0.776904
     0.706834     0.601977     0.820435
     0.779147     0.601977     0.863966
      0.85146     0.409679     0.893591
     0.923773     0.284267     0.914148
     0.996086     0.267545     0.933495
       1.0684     0.192298       0.9474
      1.14071     0.117051     0.955865
      1.21303     0.125412     0.964933
      1.28534      0.10869     0.972793
      1.35765      0.10033     0.980048
      1.42996    0.0919687     0.986699
      1.50228    0.0752471      0.99214
      1.57459    0.0334432     0.994559
       1.6469     0.041804     0.997582
      1.71922            0     0.997582
      1.79153    0.0167216     0.998791
      1.86384    0.0167216            1