
That's 4.9 Penny Blossoms PER hour.
The Big Bang Theory Season 2, Episode 18

Based on the number of chirps
PER minute and the temPERature...
The Big Bang Theory Season 3, Episode 2

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

You and I split
$2,000 PER ounce.
Breaking Bad Season 2, Episode 5

And how much profit do you make
PER Penny Blossom?
The Big Bang Theory Season 2, Episode 18