OpenMC/examples/xml/basic/tallies.xml

<?xml version="1.0"?>
<tallies>

  <filter id="1" type="cell">
    <bins>100</bins>
  </filter>

  <filter id="2" type="energy">
    <bins>0 20.0e6</bins>
  </filter>

  <filter id="3" type="energyout">
    <bins>0 20.0e6</bins>
  </filter>

  <tally id="1">
    <filters>1</filters>
    <scores>total scatter nu-scatter absorption fission nu-fission</scores>
  </tally>

  <tally id="2">
    <filters>1 2</filters>
    <scores>total scatter nu-scatter absorption fission nu-fission</scores>
  </tally>

  <tally id="3">
    <filters>1 2 3</filters>
    <scores>scatter nu-scatter nu-fission</scores>
  </tally>

</tallies>