美元指数跌0.09%，报97.74

Group 1 - The US dollar index decreased by 0.09% to 97.74, indicating a slight weakening of the dollar against a basket of currencies [1] - Most non-US currencies appreciated, with the euro against the dollar down by 0.03% at 1.1731, while the British pound rose by 0.24% to 1.3477 [1] - The Australian dollar remained stable at 0.6613 against the US dollar, while the dollar fell by 0.57% against the Japanese yen, trading at 147.0915 [1] Group 2 - The US dollar appreciated by 0.13% against the Canadian dollar, reaching 1.3938, and increased by 0.09% against the Swiss franc, trading at 0.7971 [1]