public function toOptionArray()
    {
        $result = $row = [];
        $i = 0;
        foreach ($this->times as $one) {
            if ($i == 0) {
                $row = [
                    'value' => $one,
                    'label' => $one . __(' Hour'),
                ];
            } else {
                $row = [
                    'value' => $one,
                    'label' => $one . __(' Hours'),
                ];
            }
            $result[] = $row;
            ++$i;
        }

        return $result;
    }