In einem PHP Script doppelte Werte verwerfen

$count="0";  

        $dbconnect = mysql_connect($host, $user, $kennwort); // or die(mysql_error());
        mysql_select_db($dbname);
        $sql="SELECT * FROM kddaten order by 'name' " or die( mysql_error());  
        $result = mysql_query($sql) ;
        while($temp=mysql_fetch_assoc($result)){
                $kdarray=$temp;
                }
         mysql_close($dbconnect);



 foreach($kdarray as $key => $kunden_array) {

 $conn=mysql_connect($kunden_array[host], $kunden_array[anmeldung], $kunden_array[kennwort]);
 $db=mysql_select_db($kunden_array[dbname]);

   if (($kunden_array[dbname] == "localhost") or ($kunden_array[name] == "mztest") or ($kunden_array[name] == "Mobilzeit") or ($kunden_array[name] == "Mobilzeit NEU"))  
      {
      continue;
      }
      $now = date("H:i:s" , $_SERVER['REQUEST_TIME']);  
      $sql = "SELECT datum, werte FROM $kunden_array[tabelle] where DATE_SUB(now(), INTERVAL 7 DAY) < datum" or die( mysql_error());  
      //echo "SQL: $sql","<br>"; 
      $abfrage = mysql_db_query($kunden_array[dbname],$sql); // or die(mysql_error());
      while($fetch=mysql_fetch_row($abfrage))
            {
               //echo "<pre>"; 
               //print_r($fetch[1]);
               //echo "</pre>"; 
            $werte = explode( "\t", $fetch[1] );  

                  $datum=$werte;
                  $table=$werte[1];
                  $btyp=$werte[2];
                  $blog=$werte[3];
                  $bdat=$werte[4];
                  $bimp=$werte[5];
                  $bflag=$werte[6];
                  $bgps=$werte[7];
                  //echo "GPS: $bgps","<br>"; 
                  $bter=$werte[8];
                  $bper=$werte[9];


            if ($table=="table=BB" and (substr($bgps,5,1)=="B" or substr($bgps,5,1)=="D" or substr($bgps,5,1)=="V"))  
               {
               if  ($kunden_array[name] == $lastkunde)
                  {
                  echo "$kunden_array[name]"."--"." $lastkunde"."--"."$werte[4]"."--"."$werte[7]"."--"."$werte[3]","<br>";  
                  $count++;
                  }
                  if ($kunden_array[name] != $lastkunde)
                     {
                     echo "$lastkunde","$count","<br>";  
                     $count="0";  
                     }


           $lastkunde=$kunden_array[name];
               //echo "$kunden_array[name]"." | "."$blog"." |  "."$bdat"."  |  "."$bgps","<br>"; 
               }
            }



                                mysql_close($conn);

}
?>