how to generate queries based on date

[eluser]tusukgigi[/eluser]
help me !!!

$sql = "SELECT dateflag, COUNT(dateflag) AS num_stats
FROM stat
WHERE MONTH(dateflag)=MONTH(NOW()) AND YEAR(dateflag)=YEAR(NOW())
GROUP BY dateflag";

return $this->db1->query($sql);

echo intval($list['num_stats'])."<br />";


i got error:
Fatal error: Cannot use object of type stdClass as array in D:\xampp\htdocs\learn\system\application\controllers\statistik.php on line 127