DoD Schools Ranked Best in the United States Again on Nation’s Report Card
QMHS is part of the Americas Region, Mid-Atlantic District

The NAEP is the National Assessment of Educational Progress. It is a nationwide assessment of what US students know in core subjects, such as reading, mathematics, and science. It's often referred to as "The Nation's Report Card."
QMHS 8th graders take the NAEP each year, usually in the winter. Their data is part of the aggregate.
You may have heard about the NAEP on news reports.
DoDEA students consistently score the highest in the nation.
Original article can be found here