The Divide into 5 portions of sum of the 1st and 6th digits

The sum of the 1st digit and the 6th digit of the lucky draw number is divided into 5 divisions

Part 1: 1 - 21

Part 2: 22 - 42

Part 3: 43 - 63

Part 4: 64 - 84

Part 5: 85 - 105