I have used 3 unenchanted fishing rods from full durability untill breaking, here are the results, plus an about 20% rod I also used fully, not counting fishes and trash : r/Minecraft

Fishing Rod – Minecraft Wiki

Fishing Rod – Minecraft Wiki

String – Minecraft Wiki

Fishing Rod – Minecraft Wiki

Shakespeare Ugly Stik 8'6” Elite Salmon/Steelhead Spinning Rod, Two Piece Rod, 12-25lb Line Rating, Heavy Rod Power, Medium Fast Action, 1/2-1 3/4 oz. Lure Rating : Sports & Outdoors

Bow – Minecraft Wiki

I have a normal fishing rod is this average? : r/Minecraft

Fishing Rod – Minecraft Wiki

Anvil – Minecraft Wiki

Drops – Minecraft Wiki

Fishing Rod – Minecraft Wiki

Cocoa Beans – Minecraft Wiki

Fishing Rod – Minecraft Wiki