美国第一季度非农单位劳动力成本初值 5.7%，预期5.1%，前值由2.20%修正为2%。

Group 1 - The initial estimate of non-farm unit labor costs in the United States for the first quarter is 5.7%, which is higher than the expected 5.1% [1] - The previous value was revised from 2.20% to 2% [1]