美国6月成屋签约销售指数同比 -0.3%，预期 -2.1%，前值 -0.3%。

Group 1 - The core point of the article indicates that the U.S. June pending home sales index decreased by 0.3% year-over-year, which is better than the expected decline of 2.1% and matches the previous value of -0.3% [1]