$Date :
Date in YYYY-MM-DDThh:ii:ss format
$Email :
Proper email address.
$Sms :
Number of SMS
$Delivered :
Number of delivered messages
$Opened :
Number of opened messages
$Clicked :
Number of clicked messages
$Unsubscribed :
Number of unsubscribed messages
$Complaint :
Number of complaint messages
$Bounced :
Number of bounced messages
$Inbound :
Number of inbound messages
$ManualCancel :
Number of manually cancelled messages
$NotDelivered :
Number of messages flagged with 'Not Delivered'