requires("1.30h");
  nBins = 256;
  for (slice=1; slice<=nSlices; slice++) {
      run("Set Slice...", "slice=" + slice);
      getHistogram(values, counts, nBins);
      for (i=0; i<nBins; i++)
          print(slice + " \t" + values[i] + " \t"+counts[i]);
  }