Is there any way to know the progress of the current depth?

For example,

If we go from 0 to 1,

0.1, 0.2, 0.3, ..., 1

If we go from 1 to 2,

1.1, 1.2, 1.3, ..., 2

If we go from 2 to 1 again,

1.9, 1.8, 1.7, ..., 1

Is there any way to get this?