{
 "source": "Wayback snapshots of steam.supply/CardBots, one per seasonal sale, read 2026-09-23; card-set stock summed across listed bots; key value at each snapshot median sets/key rate; TF2 key ~$1.79-2.49",
 "series": [
  [
   "Autumn 2022",
   1257841,
   83900
  ],
  [
   "Summer 2023",
   2303034,
   135500
  ],
  [
   "Winter 2023",
   3218765,
   318700
  ],
  [
   "Summer 2024",
   1728520,
   227400
  ],
  [
   "Winter 2024",
   2217773,
   260900
  ],
  [
   "Summer 2025",
   1466980,
   224000
  ],
  [
   "Summer 2026",
   832510,
   144800
  ]
 ],
 "persistence_by_sales_count": {
  "1": 233,
  "2": 58,
  "3": 34,
  "4": 17,
  "5": 23,
  "6": 20,
  "7": 16
 },
 "distinct_bot_ids": 401,
 "core_ge5_sales": 59,
 "in_all_7": 16,
 "caveat": "Bot COUNT per snapshot not comparable (some snapshots list featured bots only, some the full directory). Stock and ID persistence are the valid cross-sale metrics. 2021 snapshots used an older page layout and did not parse."
}