Drop chances

ItemStage 10Stage 50Stage 100Avg count
Bone20%20%20%0.39
Rotting Flesh19%19%19%0.39
Iron19%19%19%0.59
Scrap Polymers19%19%19%0.58
Animal Fat19%19%19%0.48
Cooking Pot1.0%1.0%1.0%0.01
Cooking Grill0.95%0.95%0.95%0.01
Hunting Knife0.88%0.88%0.88%0.01

Average count per open at loot stage 50. From 40,000 simulated opens per stage; perks that raise loot are not counted.