The ratio of small to large numbers of the rightmost digits

The rightmost digit of each lottery number:

Small number: 0,1,2,3,4

Large number: 5,6,7,8,9

0:0 small number(s), 5 large number(s)

1:1 small number(s), 4 large number(s)

2:2 small number(s), 3 large number(s)

3:3 small number(s), 2 large number(s)

4:4 small number(s), 1 large number(s)

5:5 small number(s), 0 large number(s)