text: SELECT COUNT(*)
  FROM
  tag as t,
  site as s,
  question as q,
  tag_question as tq
  WHERE
  t.site_id = s.site_id
  AND q.site_id = s.site_id
  AND tq.site_id = s.site_id
  AND tq.question_id = q.id
  AND tq.tag_id = t.id
  AND (s.site_name in ('serverfault'))
  AND (t.name in ('active-directory','amazon-ec2','apache-2.4','backup','centos','firewall','iis','iptables','security','ssh','windows-server-2003'))
  AND (q.view_count >= 10)
  AND (q.view_count <= 1000)
  