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HTML is good for debugging, but is unsuitable for application use.
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To see the non HTML representation of the XML format, set format=xml.
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<?xml version="1.0"?>
    <allpages apcontinue="Carbon_Emissions_Data_(CDIAC)" />
      <p pageid="27" ns="0" title="BGR data" />
      <p pageid="26" ns="0" title="BP data" />
      <p pageid="149" ns="0" title="Balance of Payments and International Investment Position statistics (BoP/IIP) from IMF" />
      <p pageid="147" ns="0" title="Bank for International Settlements (BIS)" />
      <p pageid="290" ns="0" title="Barro-Lee" />
      <p pageid="1788" ns="0" title="Base comparison analysis write up examples" />
      <p pageid="1422" ns="0" title="Basic Functionalities" />
      <p pageid="1632" ns="0" title="Basic Report (Download)" />
      <p pageid="1433" ns="0" title="Basic Report for Countries/Regions or Groupings" />
      <p pageid="78" ns="0" title="CIA World Factbook" />