Divide 1 to 49 into 10 scales

Divide the numbers from 1-49 into 10 scales, with each scale representing the following numerical intervals:

Size 1st: 1 - 5

Size 2nd: 6 - 10

Size 3rd: 11 - 15

Size 4th: 16 - 20

Size 5th: 21 - 25

Size 6th: 26 - 30

Size 7th: 31 - 35

Size 8th: 36 - 40

Size 9th: 41 - 45

Size 10th: 46 - 49