5月5日电，美国4月ISM非制造业PMI 51.6，预期50.2，前值50.8。

Core Insights - The ISM Non-Manufacturing PMI for April in the United States is reported at 51.6, which exceeds the expected value of 50.2 and the previous value of 50.8 [1] Economic Indicators - The PMI reading of 51.6 indicates expansion in the non-manufacturing sector, as any value above 50 signifies growth [1] - The increase from the previous month's value of 50.8 suggests a strengthening in economic activity within the non-manufacturing industries [1]