The difference between the 1st and 2nd digits is divided into 9 portions

The difference between the 1st and 2nd digit of the lottery numbers is divided into 9 parts.

Part 1: 1 - 7

Part 2: 8 - 13

Part 3: 14 - 19

Part 4: 20 - 25

Part 5: 26 - 31

Part 6: 32 - 37

Part 7: 38 - 43

Part 8: 44 - 49

Part 9: 50 - 55