> 7,000-8,000 petitions for certiorari each year, rendering judgment in the merits after oral argument on about 80-100 cases per year That's what this line ref

> 7,000-8,000 petitions for certiorari each year, rendering judgment in the merits after oral argument on about 80-100 cases per year That's what this line refers to: petitions for cert are requests to have the Court hear a case. They only accept ~10%.