5月20日电，数据显示，德国次日交付的基础负荷电力价格下跌23%，至71欧元/兆瓦时。

Group 1 - The core point of the article is that the price of base load electricity for next-day delivery in Germany has decreased by 23%, reaching €71 per megawatt-hour [1] Group 2 - The decline in electricity prices may indicate changes in supply and demand dynamics within the German energy market [1] - This price drop could have implications for energy producers and consumers, potentially affecting profitability and energy costs [1] - The reported price is a significant metric for assessing market trends and forecasting future energy prices in the region [1]