Which preposition to use with tab

on Occurrences 14%

The friends of both candidates were numerous and each side had some one stationed at the voting booth keeping tab on the number of votes cast and the probable number it would require at the close to carry off the prize.

of Occurrences 6%

They understand that we're keeping tabs of that hangar, with its precious contents.

as Occurrences 1%

One sometimes sees women's coats made with innumerable fancy buttons or tabs as decoration.

for Occurrences 1%

And Mr. Heatherbloom stepped to the dumfounded person in question, handed him the note-book and pencil, with a request to keep tab for a moment, and then returned to the girl.

inside Occurrences 1%

"He'd a dozen of those collars, brand-new, when he came, and this, you see, is where he bought them; and where he bought them, there, too, he bought his ready-made suit of clothesthat was brand-new as well,here's the name on a tab inside the coat: Brown Brothers, Gentlemen's Outfitters, Exchange Street, Liverpool.

Which preposition to use with  tab