That would vary according to the size of the person and the shrinkage related to body parts with age. Therefore ones bathroom habits cannot be compared. One thing is for sure as we age there is shrinkage of the Bladder and that would definitely contribute to many more bathroom visits.
Other people asked questions on similar topics, check out the answers they received:
Other people asked questions on various topics, and are still waiting for answer. Would be great if you can take a sec and answer them