In the plant, power data is uploaded once every 5 minutes. Which specific value is being uploaded?

In the plant, power data is uploaded once every 5 minutes. Which specific value is being uploaded?

The system rounds the latest time down to the nearest 5-minute interval. For example, the data entry for “plant 13:00” represents the maximum value recorded between 13:00 and 13:04:59.

Reference Articles
What is the maximum data transmission frequency?