
200 million euros printed PER day.
Money Heist Season 1, Episode 8

- -equals mass times
9.8 meters PER second PER second.
The Big Bang Theory Season 3, Episode 10

Well, no, not PER se, but...
The Big Bang Theory Season 4, Episode 1

"Koo" from Koothrappali
and "PER" from CooPER.
The Big Bang Theory Season 9, Episode 12

So let's plug in our 9.8 meters
PER second squared...
The Big Bang Theory Season 3, Episode 10