{
 "page": "https://prediction-market-use-cases.vercel.app/kalshi/series/kxnflgame/",
 "source": "Becker Kalshi dataset (github.com/Jon-Becker/prediction-market-analysis); categories from Kalshi public API GET /trade-api/v2/series fetched 2026-10-17",
 "snapshot": "2026-10-17",
 "units": {
  "contracts": "sum of markets.volume (contracts, not dollars)"
 },
 "data": {
  "category": "Sports",
  "title": "NFL Game",
  "frequency": "custom",
  "markets": 486,
  "events": 243,
  "vol": 3017237118,
  "zero": 0,
  "settled": 420,
  "yes": 210,
  "no": 210,
  "first": "2025-05-19",
  "last": "2025-11-17",
  "by_month": [
   [
    "2025-05",
    32,
    259586382,
    0,
    32,
    16
   ],
   [
    "2025-06",
    32,
    233576823,
    0,
    32,
    16
   ],
   [
    "2025-07",
    34,
    5441527,
    0,
    30,
    15
   ],
   [
    "2025-08",
    64,
    6968544,
    0,
    62,
    31
   ],
   [
    "2025-09",
    92,
    955459554,
    0,
    90,
    45
   ],
   [
    "2025-10",
    142,
    1250534059,
    0,
    142,
    71
   ],
   [
    "2025-11",
    90,
    305670229,
    0,
    32,
    16
   ]
  ],
  "trades_by_month": [
   [
    "2025-05",
    41,
    1631
   ],
   [
    "2025-06",
    158,
    10358
   ],
   [
    "2025-07",
    4339,
    538333
   ],
   [
    "2025-08",
    131398,
    15411706
   ],
   [
    "2025-09",
    2800918,
    1094269349
   ],
   [
    "2025-10",
    2944386,
    1133685512
   ],
   [
    "2025-11",
    2416727,
    908399580
   ]
  ],
  "top_events": [
   [
    "KXNFLGAME-25SEP28GBDAL",
    2,
    68432066
   ],
   [
    "KXNFLGAME-25OCT02SFLA",
    2,
    64828808
   ],
   [
    "KXNFLGAME-25OCT06KCJAC",
    2,
    59023089
   ],
   [
    "KXNFLGAME-25OCT05NEBUF",
    2,
    51773234
   ],
   [
    "KXNFLGAME-25SEP22DETBAL",
    2,
    49526926
   ]
  ]
 }
}