title: Org-Mode percentage value
body: <p>Is there any way to assign a percentage value to the headings when they are marked as DONE?</p>
  
  <pre><code>* HEADING 1 (100%)
  ** HEADING 1.1 (20% OF TOTAL)
  ** HEADING 1.1 (50% OF TOTAL)
  ** HEADING 1.1 (30% OF TOTAL)
  </code></pre>
  
  <p>Default would be 33% each.</p>