{
 "days_tracked": 102,
 "generated": "2026-10-31",
 "source": "songlessanswers.com — recomputed daily from api/archive.json",
 "categories": {
  "All": {
   "songs": 102,
   "avg_release_year": 2014.3,
   "median_release_year": 2017,
   "pct_pre_2000": 6.9,
   "oldest": 1967,
   "newest": 2024
  },
  "Rock": {
   "songs": 102,
   "avg_release_year": 1988.1,
   "median_release_year": 1987,
   "pct_pre_2000": 69.6,
   "oldest": 1955,
   "newest": 2024
  },
  "Hip Hop": {
   "songs": 102,
   "avg_release_year": 2016.4,
   "median_release_year": 2019,
   "pct_pre_2000": 6.9,
   "oldest": 1994,
   "newest": 2025
  }
 }
}