Another academic year is ending at Notre Dame. Most students have packed up and gone home. Seniors are enjoying their last days on campus before Commencement. There is no way to quantify what Notre Dame has meant to them, but they will leave some statistical footprints.p. For example, the Registrar’s office reports that 6,837 classes were taught during the past fall and spring semesters, including graduate, undergraduate and independent study courses.p.