美国至7月11日当周石油钻井总数 424口，前值425口。

Core Insights - The total number of oil rigs in the U.S. as of the week ending July 11 is 424, a slight decrease from the previous count of 425 [1] Industry Summary - The oil drilling activity in the U.S. remains relatively stable, with only a minor reduction in the total rig count [1]