美元指数跌0.56%，报97.74

Core Points - The US dollar index decreased by 0.56% to 97.74, indicating a weakening of the dollar against other currencies [1] - Most non-US currencies appreciated, with the euro rising by 0.58% to 1.1719 against the dollar [1] - The British pound increased by 0.55% to 1.3509 against the dollar [1] - The Australian dollar gained 0.60% to 0.6557 against the dollar [1] - The dollar fell by 0.71% to 147.4090 against the Japanese yen [1] - The dollar increased slightly by 0.07% to 1.3826 against the Canadian dollar [1] - The dollar decreased by 0.94% to 0.7980 against the Swiss franc [1]