I’ll be the outlier at the far end of the Bell curve - as many as 4 or 5 layers below the waist, 6 or 7 above the waist.
Not quite this extreme, but ...
One of the joys of having anemia - always cold. I’ve been known to wear two shirts and a fleece hoodie when working out in 90 degree weather - and I’d still get chills whenever I stopped moving.