Divide the 1st digit of the lottery numbers (1-66) into 9 parts:
No.1 range: 1 - 8
No.2 range: 9 - 16
No.3 range: 17 - 24
No.4 range: 25 - 31
No.5 range: 32 - 38
No.6 range: 39 - 45
No.7 range: 46 - 52
No.8 range: 53 - 59
No.9 range: 60 - 66