<?php  namespace App\Services\Pdf\BrandAwarenessReport\DataObjects;  use Illuminate\Support\Collection;  class GradingBasedOnDemographyDto { 	protected ?Collection $bestQuestionsTitles = null;  	protected ?Collection $worstQuestionsTitles = null;  	protected ?Collection $bestOverallGradedQuestionsDataDividedByGender = null;  	protected ?Collection $worstOverallGradedQuestionsDataDividedByGender = null;  	protected ?Collection $bestOverallGradedQuestionsDataDividedByQualifications = null;  	protected ?Collection $worstOverallGradedQuestionsDataDividedByQualifications = null;  	protected ?Collection $bestOverallGradedQuestionsDataDividedByRegion = null;  	protected ?Collection $worstOverallGradedQuestionsDataDividedByRegion = null;  	protected ?Collection $bestOverallGradedQuestionsDataDividedByAge = null;  	protected ?Collection $worstOverallGradedQuestionsDataDividedByAge = null;  	protected ?Collection $bestOverallGradedQuestionsDataDividedByWorkingStatus = null;  	protected ?Collection $worstOverallGradedQuestionsDataDividedByWorkingStatus = null;  	public function __construct( 	{}  	public function setBestQuestionsTitles(Collection $data): void{}  	public function getBestQuestionsTitles(): ?Collection{}  	public function setWorstQuestionsTitles(Collection $data): void{}  	public function getWorstQuestionsTitles(): ?Collection{}  	public function setBestOverallGradedQuestionsDataDividedByGender(Collection $data): void{}  	public function getBestOverallGradedQuestionsDataDividedByGender(): ?Collection{}  	public function setWorstOverallGradedQuestionsDataDividedByGender(Collection $data): void{}  	public function getWorstOverallGradedQuestionsDataDividedByGender(): ?Collection{}  	public function setBestOverallGradedQuestionsDataDividedByQualifications(Collection $data): void{}  	public function getBestOverallGradedQuestionsDataDividedByQualifications(): ?Collection{}  	public function setWorstOverallGradedQuestionsDataDividedByQualifications(Collection $data): void{}  	public function getWorstOverallGradedQuestionsDataDividedByQualifications(): ?Collection{}  	public function setBestOverallGradedQuestionsDataDividedByRegion(Collection $data): void{}  	public function getBestOverallGradedQuestionsDataDividedByRegion(): ?Collection{}  	public function setWorstOverallGradedQuestionsDataDividedByRegion(Collection $data): void{}  	public function getWorstOverallGradedQuestionsDataDividedByRegion(): ?Collection{}  	public function setBestOverallGradedQuestionsDataDividedByAge(Collection $data): void{}  	public function getBestOverallGradedQuestionsDataDividedByAge(): ?Collection{}  	public function setWorstOverallGradedQuestionsDataDividedByAge(Collection $data): void{}  	public function getWorstOverallGradedQuestionsDataDividedByAge(): ?Collection{}  	public function setBestOverallGradedQuestionsDataDividedByWorkingStatus(Collection $data): void{}  	public function getBestOverallGradedQuestionsDataDividedByWorkingStatus(): ?Collection{}  	public function setWorstOverallGradedQuestionsDataDividedByWorkingStatus(Collection $data): void{}  	public function getWorstOverallGradedQuestionsDataDividedByWorkingStatus(): ?Collection{} }