The 1st digit is divided into 5 parts

Divide the 1st digit of the lottery numbers (1-48) into 5 parts:

No.1 range: 1 - 10

No.2 range: 11 - 20

No.3 range: 21 - 30

No.4 range: 31 - 39

No.5 range: 40 - 48