Number 9

In Oz Lotto under the 7/45 + 2/45 · Jan 2009 – May 2022 rules — 697 draws, 7 from 1–45 (an earlier era).

111times drawn · chance expected 108 +0.27σ

7draws waiting · a wait this long: 36% for any number

6.0average wait between appearances · chance says 6.4

32longest completed wait · 44% chance of one at least that long

9 is drawn as often as chance explains

Drawn 111 times in 697 draws against 108.4 expected, +0.27σ. Each draw is independent: after 7 draws away it is exactly as likely tonight as a number drawn yesterday. It has also come out as the bonus ball 27 times, counted separately.

Number 9, draw by draw

Drawn 111 times in 697 draws · average wait 6.0 draws · longest completed wait 32 · waiting 7 draws now

a completed wait — darker is longer the wait still running — a lower bound, not a finished gap

Where it lands in a sorted draw

Sort a draw and 9 has a favourite seat — chance gives a small number the low positions more often. That is the shape of sorting, not of the machine.

1st smallest28 · chance 30.6
2nd smallest50 · chance 47.4
3rd smallest28 · chance 25.9
4th smallest5 · chance 6.3
5th smallest0 · chance 0.7
6th smallest0 · chance 0.0
7th smallest0 · chance 0.0

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 15.1 shared draws, and the leaders are simply the ones that came out ahead this time.

7 40 43 1 37 12

It has shared a draw with every one of the other 44 numbers; chance expected about 0.0 still unmet by now. Every pair →

How many people play it

Under the crowd model, 9 is picked about 1.48× as often as an indifferent choice — 2nd most popular of 45. That changes nothing about whether it comes up, and everything about how many ways a jackpot on it would be shared.

Numbers 1–31 — the birthday zone ×1.22
Numbers 1–12 — day and month overlap ×1.10
Culturally lucky numbers 3, 8, 9 ×1.10

The model and its sources → · What people believe about 9 →

Every draw it appeared in

Date	Wait	Position	The draw
2022-03-22	5	3rd	2 7 9 12 16 22 27
2022-02-15	4	3rd	5 7 9 16 28 37 41
2022-01-18	32	2nd	3 9 14 17 30 37

What this cannot tell you

Nothing here predicts the next draw. A number’s history is a record of a fair machine’s past, and the machine keeps none of it: 9 is drawn with probability 7/45 tonight whatever it did last week.

2019-07-23	2	2nd	4 9 15 23 25 30 37
2019-07-09	1	1st	9 10 15 17 22 31 35
2019-07-02	4	4th	5 6 7 9 28 40 44
2019-06-04	7	3rd	2 4 9 17 18 22 28
2019-04-16	2	2nd	6 9 12 21 22 36 40
2019-04-02	1	2nd	7 9 17 22 36 37 43
2019-03-26	2	1st	9 12 18 24 25 28 29
2019-03-12	1	2nd	7 9 25 27 28 36 37
2019-03-05	1	2nd	7 9 22 30 33 38 42
2019-02-26	1	2nd	8 9 23 27 32 37 45
2019-02-19	14	1st	9 15 17 26 30 34 42
2018-11-13	12	1st	9 11 16 19 28 42 45
2018-08-21	7	3rd	3 4 9 12 14 32 38
2018-07-03	5	2nd	4 9 10 16 18 23 27
2018-05-29	3	3rd	1 8 9 12 13 21 44
2018-05-08	1	1st	9 27 29 31 41 43 45
2018-05-01	15	2nd	8 9 11 15 19 27 36
2018-01-16	1	3rd	4 7 9 23 26 30 37
2018-01-09	2	3rd	1 8 9 26 40 43 45
2017-12-26	3	3rd	2 7 9 30 37 41 45
2017-12-05	1	2nd	4 9 22 26 28 34 45
2017-11-28	5	3rd	3 7 9 16 19 28 35
2017-10-24	3	1st	9 15 22 31 35 40 44
2017-10-03	9	2nd	7 9 14 26 30 36 43
2017-08-01	7	2nd	3 9 13 16 37 41 43
2017-06-13	4	3rd	2 4 9 10 13 14 43
2017-05-16	2	1st	9 14 21 22 27 41 43
2017-05-02	10	2nd	2 9 17 19 22 28 38
2017-02-21	1	2nd	5 9 19 28 31 41 45
2017-02-14	15	3rd	1 7 9 30 38 39 45
2016-11-01	2	2nd	6 9 17 22 27 41 43
2016-10-18	7	3rd	3 6 9 13 23 37 43
2016-08-30	2	1st	9 12 16 22 27 33 43
2016-08-16	6	1st	9 11 20 24 27 36 44
2016-07-05	5	2nd	2 9 14 31 37 41 43
2016-05-31	4	2nd	6 9 15 21 23 33 44
2016-05-03	5	1st	9 11 18 20 30 33 42
2016-03-29	1	2nd	3 9 12 26 33 38 39
2016-03-22	2	2nd	1 9 17 19 32 37 38
2016-03-08	5	2nd	1 9 21 24 35 44 45
2016-02-02	3	4th	2 5 7 9 19 22 44
2016-01-12	2	1st	9 10 17 24 34 35 43
2015-12-29	5	2nd	4 9 16 28 35 37 43
2015-11-24	5	2nd	1 9 12 22 24 25 30
2015-10-20	6	1st	9 10 11 21 35 43 45
2015-09-08	4	2nd	4 9 13 21 24 37 38
2015-08-11	1	3rd	1 4 9 11 15 32 37
2015-08-04	6	2nd	8 9 14 19 40 41 44
2015-06-23	4	3rd	2 5 9 19 27 36 45
2015-05-26	17	1st	9 26 32 39 40 42 44
2015-01-27	9	3rd	1 7 9 30 31 35 40
2014-11-25	4	2nd	8 9 13 16 24 25 42
2014-10-28	8	2nd	6 9 20 21 22 38 40
2014-09-02	4	3rd	1 3 9 15 29 40 43
2014-08-05	31	2nd	3 9 21 25 33 35 42
2013-12-31	3	3rd	4 7 9 13 14 36 41
2013-12-10	3	1st	9 11 20 35 38 42 43
2013-11-19	9	2nd	7 9 19 30 37 42 44
2013-09-17	4	2nd	8 9 24 27 31 41 44
2013-08-20	5	2nd	7 9 17 26 36 38 45
2013-07-16	4	3rd	2 6 9 33 36 42 43
2013-06-18	5	2nd	1 9 20 29 31 35 40
2013-05-14	24	2nd	1 9 12 13 22 26 41
2012-11-27	11	2nd	1 9 13 16 22 33 34
2012-09-11	9	2nd	1 9 10 12 20 26 32
2012-07-10	12	3rd	1 4 9 19 20 37 40
2012-04-17	11	1st	9 21 24 27 35 38 40
2012-01-31	5	2nd	1 9 12 14 18 32 39
2011-12-27	1	2nd	6 9 12 18 20 35 38
2011-12-20	3	3rd	7 8 9 21 29 36 40
2011-11-29	2	3rd	5 6 9 12 15 33 34
2011-11-15	6	4th	6 7 8 9 20 22 28
2011-10-04	6	3rd	1 2 9 19 25 36 42
2011-08-23	5	2nd	7 9 12 18 26 27 39
2011-07-19	6	3rd	5 8 9 20 24 27 34
2011-06-07	2	3rd	7 8 9 15 17 28 41
2011-05-24	5	2nd	7 9 15 21 24 25 40
2011-04-19	1	1st	9 11 19 20 35 43 45
2011-04-12	13	2nd	5 9 13 18 29 40 41
2011-01-11	16	1st	9 12 17 27 28 33 34
2010-09-21	11	2nd	8 9 16 35 38 39 44
2010-07-06	11	1st	9 19 29 30 34 40 45
2010-04-20	4	2nd	1 9 11 17 30 39 44
2010-03-23	29	2nd	6 9 14 23 26 30 44
2009-09-01	7	1st	9 16 28 29 37 42 45
2009-07-14	3	3rd	2 8 9 19 27 33 34
2009-06-23	—	1st	9 15 18 21 23 31 40