If <code>TRUE</code>, aggregated values will be
generated for each distinct subcategory as well as for the field overall.
If <code>FALSE</code>, aggregated values will only be generated for the field overall.
Default = <code>FALSE</code></p></dd>

</dl></div>
    <div class="section level2">
    <h2 id="value">Value<a class="anchor" aria-label="anchor" href="#value"></a></h2>
    <p>A <code>field_type</code> object denoting the type of data in the column</p>
    </div>
    <div class="section level2">
    <