/**
  *
  * get count of subscription for this virtual list
  * @param integer $status e.g. CjwNewsletterSubscription::STATUS_APPROVED
  * @return number
  * @see CjwNewsletterList::getSubscriptionObjectCount()
  */
 function getSubscriptionObjectCount($status)
 {
     $virtualListObject = $this;
     $subscriptionObjectListCount = CjwNewsletterSubscriptionVirtual::fetchSubscriptionListByListIdCount($virtualListObject, $status);
     return $subscriptionObjectListCount;
 }