protected function savePriceListValue()
    {
        if (empty($this->arSavedPriceList)) {
            return;
        }

        foreach ($this->arSavedPriceList as $iPriceTypeID => $arPriceData) {
            if (empty($iPriceTypeID)) {
                continue;
            }

            $this->savePriceValue($iPriceTypeID, array_get($arPriceData, 'price'), array_get($arPriceData, 'old_price'));
        }
    }