Divided into 5 parts of average

The average is the sum of the digits of the lottery numbers, divided by the number of numbers(5).

Divide the average into 5 parts:

Part 1st: 3 - 11

Part 2nd: 12 - 20

Part 3rd: 21 - 29

Part 4th: 30 - 37

Part 5th: 38 - 45