Add average time to answer and/or fixing issues

Problem to solve

Don't know how long does it take to add time to answer and/or fix issues in repo

Further details

Let's assume I search for x project, and I find 5 results, and I want in case of a problem the fastest fix (Include use cases, benefits, and/or goals)

Proposal

Add time to answer and/or time to fix until the issue will

What does success look like, and how can we measure that?

When the user closes an issue it will be added to the average time to answer (If no way to measure success, link to an issue that will implement a way to measure this)

Links / references