toplam video(post):

<?php echo $numposts = $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->posts WHERE post_status = 'publish' AND post_type = 'post'");
if (0 < $numposts) $numposts = number_format($numposts); ?>

----

toplam yorum:

<?php
$numcomms = $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->comments WHERE comment_approved = '1'");
if (0 < $numcomms) $numcomms = number_format($numcomms);
echo "Toplam ".$numcomms." yorum yapılmış";
?>

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diğerleri için sayaç eklentisi lazım.