<?
$site = $pdo->query("SELECT COUNT(*) FROM `out`")->fetchColumn();
echo site;
<?
$site = $pdo->query("SELECT COUNT(*) FROM `out`")->fetchColumn();
echo site;
$sql = "SELECT `out` FROM `site`";
$count = mysql_num_rows(mysql_result(mysql_query($sql), 0));
<?php
$_out = mysql_fetch_array(mysql_query("select sum(out) from site"));
echo $_out['0'];