Keeping Records

JHBXRJQDPKYGJBSHBGIGCHUMGOWHDHUMGIBJHLORKPCGWXORGJGURDHVPXUPSYTUVHDGJHXAZBTPVFXXCQGMMNLICOJJOKSIXZMCBBHBOCEANENGNGCIGOYPTEOLDCOURSELPQDFZEOEBJASKFIBHIELDTIUGNUMBERTNDHIZWAWKEJHZQIAJZFXFU

8mc 9mce 6sc / 8mk 7mke / 15sk 10ske / 17mce 5sk 6ske / 9sce 10sce 7ske 7ske / 10mc 5ske 12mk / 10mk 8mke / 8s 9s

Codes: s = single, m = multiple, c = cipher, k = key, e = extraction.
Anything not listed (esp. if 5 or less) is mere coincidence. Also, don’t drop anything.