You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query>
    <logevents>
      <item logid="7231" pageid="204" ns="0" title="東山紀之" type="patrol" action="patrol" user="Admin" timestamp="2015-08-28T19:06:13Z" comment="">
        <patrol cur="7342" prev="7309" auto="1" />
      </item>
      <item logid="7230" pageid="210" ns="0" title="庄司智春" type="patrol" action="patrol" user="Admin" timestamp="2015-08-28T19:04:52Z" comment="">
        <patrol cur="7341" prev="7248" auto="1" />
      </item>
      <item logid="7229" pageid="118" ns="0" title="川村エミコ" type="patrol" action="patrol" user="Admin" timestamp="2015-08-28T19:04:30Z" comment="">
        <patrol cur="7340" prev="6165" auto="1" />
      </item>
      <item logid="7228" pageid="212" ns="0" title="斉藤こず恵" type="patrol" action="patrol" user="Admin" timestamp="2014-01-29T19:18:27Z" comment="">
        <patrol cur="7339" prev="7338" auto="1" />
      </item>
      <item logid="7227" pageid="212" ns="0" title="斉藤こず恵" type="patrol" action="patrol" user="Admin" timestamp="2014-01-29T19:11:40Z" comment="">
        <patrol cur="7338" prev="7337" auto="1" />
      </item>
      <item logid="7226" pageid="212" ns="0" title="斉藤こず恵" type="patrol" action="patrol" user="Admin" timestamp="2014-01-29T19:05:04Z" comment="">
        <patrol cur="7337" prev="7335" auto="1" />
      </item>
      <item logid="7225" pageid="4" ns="0" title="森公美子" type="patrol" action="patrol" user="Admin" timestamp="2014-01-29T16:45:57Z" comment="">
        <patrol cur="7336" prev="6071" auto="1" />
      </item>
      <item logid="7224" pageid="212" ns="0" title="斉藤こず恵" type="patrol" action="patrol" user="Admin" timestamp="2014-01-29T16:35:20Z" comment="">
        <patrol cur="7335" prev="7334" auto="1" />
      </item>
      <item logid="7223" pageid="212" ns="0" title="斉藤こず恵" type="patrol" action="patrol" user="Admin" timestamp="2014-01-29T16:33:37Z" comment="">
        <patrol cur="7334" prev="7333" auto="1" />
      </item>
      <item logid="7222" pageid="212" ns="0" title="斉藤こず恵" type="patrol" action="patrol" user="Admin" timestamp="2014-01-29T16:30:04Z" comment="">
        <patrol cur="7333" prev="7332" auto="1" />
      </item>
    </logevents>
  </query>
  <query-continue>
    <logevents lestart="2014-01-29T16:25:56Z" />
  </query-continue>
</api>