美国至6月6日当周石油钻井总数 442口，前值461口。

Core Viewpoint - The total number of oil drilling rigs in the United States decreased to 442 as of the week ending June 6, down from the previous count of 461 [1] Group 1 - The current count of oil drilling rigs stands at 442 [1] - The previous week's count was 461, indicating a decline in drilling activity [1]