public function findOccurenciesInCheckboxType(Collection $answers, int $value): int 	{ 		$count = 0;  		$answers->each(function (object $item) use (&$count, $value) { 			if (in_array($value, explode(',', $item->answer_value))) { 				$count++; 			} 		});  		return $count; 	}