<?xml version="1.0"?>
<duration>
  <second1>PT0.9S</second1>
  <second2>PT0.1S</second2>
  <second2>PT0.999999S</second2>
  <month1>P0Y27D</month1>
  <month1>P27DT23H59M59S</month1>
  <month2>P0Y</month2>
  <year1>P366DT23H59M59S</year1>
  <year1>P12M</year1>
  <year2>P12M</year2>
  <month3>PT86400S</month3>
</duration>