{"success":true,"data":{},"facts":{"number":"831","frequency":2,"last_seen":"2017-11-16"},"statistics":{"number":"831","length":3,"frequency":2,"percentage":0.43,"rank":271,"rank_out_of":839,"last_seen":"2017-11-16","draws_since_seen":205,"average_gap":213,"median_gap":213,"maximum_gap":213,"consecutive_occurrences":1,"category_counts":{"first_prize":0,"front_three":1,"last_three":1,"last_two":0},"by_year":{"2008":1,"2017":1},"latest_draw":"2026-07-16","earliest_draw":"2006-12-30","matches":[{"date":"2017-11-16","categories":["front_three"]},{"date":"2008-12-30","categories":["last_three"]}]},"observations":[],"methodology":{"description":"A draw matches a number when the number equals that draw's first prize, a front-3, a last-3, or the last-2 winning number. Frequency counts distinct draws (not occurrences). Gap (\"draws since seen\") counts published draws since the number last matched, newest-first.","timezone":"Asia/Bangkok","calculation_version":"1.0.0"},"limitations":["Small sample sizes (rare numbers) make gap and rank figures volatile.","Past frequency does not influence or predict future draws; each draw is independent.","Statistics are limited to draws stored in RANLOTTO and may lag the very latest official announcement."],"sources":[{"name":"Government Lottery Office (GLO), Thailand","name_th":"สำนักงานสลากกินแบ่งรัฐบาล","url":"https://www.glo.or.th/","type":"primary","source_published_at":null,"retrieved_at":"2026-07-16T15:21:29.848Z"}],"sample_size":466,"filters":{},"disclaimer":"Historical statistics only. They describe past published results and do NOT predict, forecast, or guarantee any future lottery outcome. Always verify against the Government Lottery Office.","license":"Free for factual reference with attribution to ranlotto.com","generated_at":"2026-07-16T15:21:29.849Z","timezone":"Asia/Bangkok"}