public function getSkjemasvar($idSite, $period, $date, $segment = false, $expanded = false, $flat = false, $idSubtable = null, $depth = null)
    {
        Piwik::checkUserHasViewAccess($idSite);

        $dataTable = Archive::createDataTableFromArchive(
            Archiver::SKJEMASVAR_FANT_DU_DET_DU_LETTE_ETTER_RECORD, 
            $idSite, 
            $period, 
            $date, 
            $segment, 
            $expanded, 
            $flat, 
            $idSubtable,
            $depth
        );

        $dataTable->queueFilter('ColumnCallbackAddColumn', array('label', 'nb_visits', function($label){
            $visits = \Piwik\API\Request::processRequest('Actions.getPageUrl', array('pageUrl' => 'http://' . $label));
            return $visits->getColumn('nb_visits')[0];
        }));

        $dataTable->queueFilter('ColumnCallbackAddColumn', array(array('ja', 'nei', 'nb_visits'), 'score', function($ja, $nei, $nb_visits){
            $andel_som_har_svart = 10 * ($ja + $nei) / $nb_visits;
            $normert_antall_ja_nei_svar = 2 * ( ( $ja / ( $ja + $nei ) ) - 0.5 );
            $score = $andel_som_har_svart * $normert_antall_ja_nei_svar ;
            return $score;
        }));

        $dataTable->queueFilter('ColumnCallbackAddMetadata', array(array('ja', 'nei'), 'logo', function($ja, $nei){
            $imagesDir = \Piwik\SettingsPiwik::getPiwikUrl() . '/plugins/Skjemasvar/img/';
            $normert_antall_ja_nei_svar = 2 * ( ( $ja / ( $ja + $nei ) ) - 0.5 );
            if ($normert_antall_ja_nei_svar < -0.5 ) return $imagesDir . 'traffic-lights-red.png';
            elseif ($normert_antall_ja_nei_svar < 0.5 ) return $imagesDir . 'traffic-lights-yellow.png';
            else return $imagesDir . 'traffic-lights-green.png';
        }));

        $dataTable->queueFilter('AddSegmentByLabel', array('pageUrl'));

        $dataTable->applyQueuedFilters();

        return $dataTable;

    }