There, trading on WTO terms would have been far less of a blow to the EU.
"Non-Ad Valorem Tariffs" are tariffs that aren't just a percentage of value, but include a "Flat" component like $5/100kg.
You can generally file most (but not all) of them away in your mind as being in the same box as "over 5% tariffs".
I've used the UK Government's import and export statistics, because that's what @ITCnews draws on and their data analysis portal (ITC Trade Map) is my favorite.
Though there are solid arguments for doing so, I have deliberately not included Intra-EU27 exports for 2 reasons.
a) An extra $4 trillion in the EU grey bar would make the graph unreadable.
b) I don't have intra-UK Nations data so I'd be accused of bias.
"Can you do this at a sector (Agriculture/Cars/Prosecco) or national (Ireland/France/Germany) level?"
Answer:
"I can and my fees are reasonable."