GOS File Attachment Count

Hi ,

I want know T-Code wise how many GOS file in content server.for example ME23N,FB03..i already try with "SRGBTBREL" this table and Type :BUS2012 & Category : BO is for PO, i need which table have relationship ,BUS2012 for ME23N T-Code Only.

Thanks and Regard,

B.Umayaraj