The first number is the time. The second is the total count of course adds, drops and transfers within that ten minute slice. The rest is a little bar graph for quick comparisons.
The average busy day is about 300. Over 500 is very busy. Under 100 is light.
Enrolment Statistics for add/drop/transfer. Ten minute snapshots: 20200504:11:50 The Bar graph factor is 10. 22:50 - 65 : ------ 23:00 - 73 : ------- 23:10 - 154 : --------------- 23:20 - 139 : ------------- 23:30 - 128 : ------------ 23:40 - 150 : --------------- done.