Filter the postings ledger by date range, rail, status, bundle status, and (cascading) metadata key + value. Pick a Metadata Key to populate the Value dropdown; pick one or more Values to narrow the table to legs carrying that metadata.
One row per leg matching all the filters above. With no Metadata Key picked, every leg in the date window appears; picking a Key + one or more Values narrows to legs whose metadata carries that key=value pair.