Bidet clean up time.
That's a very good question.
Too many factors.

What food did you eat?
Is it solid or sticky?
What's your anus like?

Do you like the spray?
Enjoy playing with water?
You know it feels good.

It's anywhere from
ten seconds to three minutes.
Get the most of life.

After clean up I
often get a second wave
of turds coming out.

Why on earth is that?
I guess it's because I'm old.
Never did before.

Here is my answer:
You'll have to try it and see.
Report back to us.