<?xml version="1.0" encoding="utf-8"?>
<dates xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <period year="2007" month="11" />
  <period year="2007" month="10" />
  <period year="2007" month="9" />
</dates>
