Histograms for impact-based metrics

### What problem does your feature request solve?

It would be useful to compare histograms of some of the impact-based metrics.

### Describe the solution you'd like

A set of recipes for the diagnostics where histograms make the most sense.

### Describe alternatives you've considered

Start by reviewing the existing diagnostic recipes and the impact-based metrics they cover. Identify which metrics are suitable for histogram comparisons and define the expected recipe outputs. Done means a documented set of histogram recipes that can be run for the selected diagnostics.

Written by the indexing model from the issue text.