public function getRangeLabel($oldLabel, $lowerBound, $upperBound)
    {
        if ($lowerBound < 60) {
            return sprintf($this->labelSecondsPlural, $lowerBound, $upperBound);
        } else {
            return sprintf($this->labelPlural, ceil($lowerBound / 60) . "-" . ceil($upperBound / 60));
        }
    }