{
  "national": {
    "total_borrowers": 4202665.77,
    "percentage_of_students": 29.09,
    "enrollment_at_reporting_campuses": 14447967.0,
    "campuses_reporting": 5438
  },
  "year": 2024,
  "methodology_note": "Uses latest.aid.federal_loan_rate × enrollment at reporting campuses. loan_ever is not in the current CSV extract."
}