Which preposition to use with footpace

at Occurrences 1%

To readers whose taste for fiction has been cloyed by novels full of incident, movement, and compression, nothing could be more maddening than the leisurely footpace at which the story drags its slow length along.

past Occurrences 1%

" By the time that they had reached the other end of the ship, the pace had rapidly diminished almost to motionlessness; and as soon as Monsignor could attend again, he perceived that there was sliding at a footpace past their starboard side the edge of the huge platform that he had seen just now half a mile away.

Which preposition to use with  footpace