ผมอยากจะได้โค้ดเกี่ยวกับ สถิติคนเข้าเว็บครับ ใครพอจะมีดค้ดบ้างครับผม

$datvisit=date("Y-m-d");
$ip=$REMOTE_ADDR;
include "connect.php";
$sql="insert into tb_statistics values(null,'$datvisit','$ip')";

"select id from tb_statistics where datevisit='".date("Y-m-d")."';";
"select id from tb_statistics where datevisit='".date("Y-m-d",strtotime("yesterday"))."';";
"select id from tb_statistics where month(datevisit)='".date("m")."';";
"select id from tb_statistics where year(datevisit)='".date("Y")."';";