public function fetchChartData(array $filters = [], $unique = false)
    {
        $qb = $this->createQueryBuilder('obj');

        if (true === $unique) {
            $qb->select('obj.shortDateLog as date, COUNT(DISTINCT obj.doer) as total');
        } else {
            $qb->select('obj.shortDateLog as date, COUNT(obj.id) as total');
        }
        $qb
            ->orderBy('date', 'ASC')
            ->groupBy('date');

        $this->finder->configureQueryBuilder($qb, $filters);

        return $qb->getQuery()->getResult();
    }