Although most Zcash blockchain explorers don’t report fee data correctly, ZcashFR and ZECmate have high-quality data.
And yea @Proof_Of_Tartiflette there is rampant fee customization (which is a pretty big fingerprinting/linkability risk within the shielded pools). The red dots on the bottom of the plot below are about 2000 z2z transaction that paid no fees. ;- )
