200
I fear what he's going to throw at us next fight
(ttrpg.network)
To be fair, they did get some pretty decent damage in on their surprise round. They just didn't get many more chances.
5 level 3+ characters vs 3 CR 1 bugbears and a handful of CR 1/4 goblins.
That is a trivial encounter. Of course you wrecked them.