$toplamGonderi = $wpdb->get_results("
SELECT count(*) as toplam,
SUM(IF(durum = '2', 1, 0)) AS gonderildi,
SUM(IF(durum = '4', 1, 0)) AS hatali
FROM newsletter_islem where bulten_id=$tgonderi->id
");
$toplamGonderilecekT =$toplamGonderi[0]->toplam;
$toplamGonderilenT =$toplamGonderi[0]->gonderildi;
$thatasi =$toplamGonderi[0]->hatali;