Over several years and 20,000 post office branches it's not a huge percentage. I suppose they assumed the new system was revealing corruption that had gone unno

Over several years and 20,000 post office branches it's not a huge percentage. I suppose they assumed the new system was revealing corruption that had gone unnoticed under the previous system. That's in no way an excuse or justification for the knowing, deliberate suppression of evidence that went on here.