enum

Role

pub enum Role {
    Plain,
    Dimension,
    Time,
    Measure,
    Attribute,
}

What a column is for, where the source says (official statistics do).

Variants

Plain

The source says nothing about it.

Dimension

One axis of a multi-dimensional dataset (region, sex, adjustment).

Time

The time axis.

Measure

The observed values.

Attribute

About an observation: status, unit, base period.