Get-MessageTrackingLog -Start "2017/10/17 17:54:52" -End "2017/10/17 17:59:21" -EventId send -Server EX01.iwsdev.com | Measure-object Get-MessageTrackingLog -Start "2017/10/17 17:54:52" -End "2017/10/17 17:59:21" -EventId receive -Server EX01.iwsdev.com| Measure-object