The difference between the 1st and 2nd digits is divided into 7 portions

The difference between the 1st and 2nd digit of the lottery numbers is divided into 7 parts.

Part 1: 1 - 10

Part 2: 11 - 20

Part 3: 21 - 30

Part 4: 31 - 39

Part 5: 40 - 48

Part 6: 49 - 57

Part 7: 58 - 66