Divide the 4th digit of the lottery numbers (4-69) into 9 parts:
No.1 range: 4 - 11
No.2 range: 12 - 19
No.3 range: 20 - 27
No.4 range: 28 - 34
No.5 range: 35 - 41
No.6 range: 42 - 48
No.7 range: 49 - 55
No.8 range: 56 - 62
No.9 range: 63 - 69