THPDFDocumentStringInternStatistics Record

MaxStringLength, MaxEntryCount and MaxRetainedBytes hold the configured caps of the document string intern table

EntryCount, RetainedBytes and ResetCount describe current occupancy and how often the table was reset

RequestCount, HitCount, MissCount, BypassCount and ReusedBytes measure lookup traffic, with NameRequestCount, OperatorRequestCount and ShortStringRequestCount breaking requests down by kind