I'm not expecting anything good ever out of my 5km eggs lol the best that i got were Vulpix, Psyduck (only love it because its 100%) and a Seel (which i already had but this time with very good IVs). My luck was average with 10km i guess. I had only a few though but i got a Magby, Electabuzz (only got once), and my fave ever Chansey
I hatched only Charmander i guess as the starter pokemon which made me walk another 125 candies for another Charizard
Still though they need to fix those eggs. Getting Pikachu out of 2km, Pichu out of 5km is the dumbest thing ever. And getting the second stage + 1st stage is also dumb. I think they will delete Pikachu, Clefairy, Jigglypuff, Electabuzz, Jynx, Magmar, Hitmonlee and Hitmonchan out of the eggs.