protected function findRelatedGroupSkillCounts($con)
    {
        $criteria = clone $this;
        if ($this->useAliasInSQL) {
            $alias = $this->getModelAlias();
            $criteria->removeAlias($alias);
        } else {
            $alias = '';
        }
        $this->groupSkillCounts = \gossi\trixionary\model\GroupQuery::create()
            ->joinSkillGroup($alias)
            ->mergeWith($criteria)
            ->find($con);
    }