public function addDynamicColumn($columnName, DynamicColumnBuilderInterface $dynamicColumn, $header = '', $format = null, AggregationInterface $aggregation = null, $metaData = [])
    {
        $values = $dynamicColumn->buildColumnValues($this);
        $this->columns[$columnName] = new StatsColumnBuilder($values, $header, $format, $aggregation, $metaData);
    }