Daily delivery rate: 28865 / ( 28865 + 87 + 103 ) = 99.3%

Log records total: 33702 100.0%
Delivered on this day: 28865 85.6%
Delayed(may be delivered or rejected later): 4647 13.8%
Rejections (Bounced Back): 87 0.3%
Timed Out (After 72 Hours): 103 0.3%

Percentage of delivery attempts :

Delivered on first attempt: 28476 98.3%
Delivered on second attempt: 319 1.1%
Delivered on 3~10 attempt: 59 0.2%
Took more than 10 attempts: 11 0.0%
Timed out (After 72 Hours): 103 0.4%