{
  "primary_review_records": 15445,
  "first90": 4070,
  "first90_updated_after90": 143,
  "note": "Update timestamps do not prove recommendation changes; they establish current records are not frozen original reviews.",
  "median_launch_month_days": 16.72840277777778,
  "median_calendar_month_to_day30": 0.896780303030303
}