public function fetchAnswersForDemographicQuestions(array $applicants, string $question): Collection 	{ 		return DB::table('answers')->select(DB::raw('count(answer_value) as answer_value_count, answer_value as value'))->whereIn('applicant_id', $applicants)->where('question_id', $question)->groupBy(DB::raw('answer_value WITH ROLLUP'))->get(); 	}