The Divide into 5 portions of sum of the 1st and 2nd digits

The sum of the 1st digit and the 2nd digit of the lucky draw number is divided into 5 divisions

Part 1: 1 - 18

Part 2: 19 - 36

Part 3: 37 - 54

Part 4: 55 - 72

Part 5: 73 - 89