Hi jump kick is recoil because, as the name implies, you jump very high in the air to strike your opponent, using them to break your fall as well. If you miss, then you'll just fall and crash, taking damage.
Take Down: 1/4 of damage done.
Double edge: 1/3 of damage done.
submission:1/4 of damage dealt.
Hi Jump Kick and Jump Kick: Half of max HP rounded down, but only when you miss.
Struggle: 1/4 of maximum HP.
Volt Tackle:1/3 of max HP.
Flare Blitz:1/3 of damage dealt
Brave Bird:1/3 of damage dealt.
Wood Hammer:1/3 of damage dealt.
Head Smash:1/2 of damage dealt.
Wild Charge:1/4 of damage dealt.
Head Charge:1/4 of damage done
Shadow Rush: 1/16 of user's maximum HP. (only in Colosseum games.)
Shadow End: 1/2 the Pokemon's current HP. (Colosseum)
Light of Ruin: 1/2 damage dealt. (Eternal Floette signature, was never released)
Steel Beam: 1/2 of user's maximum HP.
Mind Blown: 1/2 of user's maximum HP.