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-continue>
    <logevents lestart="2013-09-03T14:25:25Z" />
  </query-continue>
  <query>
    <logevents>
      <item logid="80" pageid="35" ns="0" title="Onde coloco os meus arquivos?" type="patrol" action="patrol" user="Drabeski" timestamp="2013-09-03T18:49:53Z" comment="">
        <patrol cur="80" prev="0" auto="1" />
      </item>
      <item logid="79" pageid="12" ns="0" title="Página principal" type="patrol" action="patrol" user="Drabeski" timestamp="2013-09-03T18:46:58Z" comment="">
        <patrol cur="79" prev="49" auto="1" />
      </item>
      <item logid="78" pageid="34" ns="14" title="Categoria:CPanel" type="patrol" action="patrol" user="Drabeski" timestamp="2013-09-03T18:46:18Z" comment="">
        <patrol cur="78" prev="0" auto="1" />
      </item>
      <item logid="77" pageid="33" ns="6" title="Arquivo:Gerenciador de Arquivos4.gif" type="upload" action="upload" user="Drabeski" timestamp="2013-09-03T18:45:25Z" comment="" />
      <item logid="76" pageid="32" ns="6" title="Arquivo:Gerenciador de Arquivos3.gif" type="upload" action="upload" user="Drabeski" timestamp="2013-09-03T18:45:00Z" comment="" />
      <item logid="75" pageid="31" ns="6" title="Arquivo:Gerenciador de Arquivos2.gif" type="upload" action="upload" user="Drabeski" timestamp="2013-09-03T18:44:41Z" comment="" />
      <item logid="74" pageid="30" ns="6" title="Arquivo:Gerenciador de Arquivos1.gif" type="upload" action="upload" user="Drabeski" timestamp="2013-09-03T18:44:10Z" comment="" />
      <item logid="73" pageid="29" ns="0" title="Como enviar meus arquivos pelo cPanel?" type="patrol" action="patrol" user="Drabeski" timestamp="2013-09-03T18:43:47Z" comment="">
        <patrol cur="73" prev="0" auto="1" />
      </item>
      <item logid="72" pageid="20" ns="0" title="Microsoft Outlook 2013" type="patrol" action="patrol" user="Drabeski" timestamp="2013-09-03T14:26:48Z" comment="">
        <patrol cur="72" prev="70" auto="1" />
      </item>
      <item logid="71" pageid="28" ns="6" title="Arquivo:Outlook2013-8.gif" type="upload" action="upload" user="Drabeski" timestamp="2013-09-03T14:25:42Z" comment="" />
    </logevents>
  </query>
</api>