docs: def percentileofscore(inlist, score, histbins=10, defaultlimits=None):
      """
  Returns the percentile value of a score relative to the distribution
  given by inlist.  Formula depends on the values used to histogram the data(!).
  
  Usage:   lpercentileofscore(inlist,score,histbins=10,defaultlimits=None)
  """
  
      h, lrl, binsize, extras = histogram(inlist, histbins, defaultlimits)
      cumhist = cumsum(copy.deepcopy(h))
      i = int((score - lrl) / float(binsize))
      pct = (cumhist[i - 1] + ((score - (lrl + binsize * i)) / float(binsize)) * h[i]) / float(len(inlist)) * 100
      return pct