Task: Translation
Input (Japanese): 「ConsumerFocusデータによれば、ScottishPowerは二元燃料価格を2003年以降最高148%上げ、一方今年までで0.6%価格を下げている。」
Output (English): "Consumer Focus data suggests that Scottish Power has increased dual fuel prices by the most since 2003 - up 148% - while decreasing prices by 0.6% so far this year."