美国6月成屋签约销售指数环比 -0.8%，预期 0.2%，前值 1.8%。

Group 1 - The core point of the article indicates that the U.S. June pending home sales index decreased by 0.8% month-over-month, contrasting with the expected increase of 0.2% and the previous value of 1.8% [1]