The European Codex is highly controversial and was fought against mightily by citizens in Europe. It was seen as an attempt by Big Pharma drug companies to keep their drugs more prominent in treatments.

It is far more likely to be low in B6 than high.

Remember ranges were NOT made with people taking any supplement at all. Taking a supplement will naturally throw you out of those "statistical" estimates, which is what they are.

Ranges therefore are best guesses only, and not carved in stone.
If all of them were redone, today, they would probably be very different in fact. Intracellular tests are thought to be more accurate, and measure things INSIDE cells, not just floating around in the serum.