In tabular work reversed commas are used as a sign for ditto.

The dash is sometimes used in catalogue work as a ditto mark.

Ditto,” cried Waller still more emphatically; “what say you, Hawkswing?

The fodder is odious, not fit for a pig, and the wine is ditto.

Cromwell was mad and a quack; Anselm, Becket, Goethe, ditto ditto.

“Ditto,” said Muggins, nodding his head and buttoning his jacket.

“Ditto,” said Hockins, performing the same feat with a banana.

“And I say ditto,” burst from Watty Wilkins with powerful emphasis.

“Ditto, ditto,” cried Macey doing the same, and expecting an attack.

Stirrups help us to get on, so does discretion; to get off, ditto discretion.