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Australia Saturday Lotto Bell Curve Statistics

This page displays a Bell Curve, also known as a Normal Distribution or Gaussian Distribution, for Australia Saturday Lotto. It shows how frequently the winning numbers add up to a certain sum.

The grey curve on the graph is the expected Bell Curve, which displays how often each sum should have appeared in all draws to date. For example, if there is a 1 in 100 probability that the winning numbers will add up to a certain sum in any given draw, that sum would be expected to appear 10 times over 1,000 draws. The expected Bell Curve is symmetrical and has one mode, which coincides with the mean and the median.

This is overlaid with the actual number of times each sum has appeared in all draws to date (the blue bars). This will match the expected Bell Curve more closely as more draws take place. The curve for draws with a limited history may look more erratic.

Main Numbers:

The data is further laid out in the table below. It shows, for each of the sum totals, how many possible number combinations there are, the expected number of times that each sum should have appeared in all draws to date, and the count of how many times it has actually appeared. The final column shows if a particular sum is overdue. A sum is regarded as overdue if it hasn't appeared for twice the number of draws it is expected to. For example, if there is a 1 in 100 probability of a particular sum appearing, it will be labelled overdue if it hasn't appeared for 201 draws or more.

Some lotteries have undergone rule changes in the past that have affected how many main numbers are drawn. To remain consistent, data is taken only from draws that used the same matrix that is currently in use. This can mean that the statistics for some games are limited.

You can find the Bell Curve statistics for the Supplementary numbers below the table for the main numbers.

Number Sum Total Possible Combinations Expectation Actual Over 1,935 Draws
Count Frequency Count Last Drawn Draws Ago
21 1 0.000 1 in 8,145,060 0 Never Never
22 1 0.000 1 in 8,145,060 0 Never Never
23 2 0.000 1 in 4,072,530 0 Never Never
24 3 0.001 1 in 2,715,020 0 Never Never
25 5 0.001 1 in 1,629,012 0 Never Never
26 7 0.002 1 in 1,163,580 0 Never Never
27 11 0.003 1 in 740,460 0 Never Never
28 14 0.003 1 in 581,790 0 Never Never
29 20 0.005 1 in 407,253 0 Never Never
30 26 0.006 1 in 313,271 0 Never Never
31 35 0.008 1 in 232,716 0 Never Never
32 44 0.010 1 in 185,115 0 Never Never
33 58 0.014 1 in 140,432 0 Never Never
34 71 0.017 1 in 114,719 0 Never Never
35 90 0.021 1 in 90,500 0 Never Never
36 110 0.026 1 in 74,046 0 Never Never
37 136 0.032 1 in 59,890 0 Never Never
38 163 0.039 1 in 49,969 0 Never Never
39 199 0.047 1 in 40,929 0 Never Never
40 235 0.056 1 in 34,659 0 Never Never
41 282 0.067 1 in 28,883 0 Never Never
42 331 0.079 1 in 24,607 0 Never Never
43 391 0.093 1 in 20,831 0 Never Never
44 454 0.108 1 in 17,940 0 Never Never
45 532 0.126 1 in 15,310 0 Never Never
46 612 0.145 1 in 13,308 1 18/07/2009 740
47 709 0.168 1 in 11,488 0 Never Never
48 811 0.193 1 in 10,043 0 Never Never
49 931 0.221 1 in 8,748 1 19/12/2009 718
50 1,057 0.251 1 in 7,705 0 Never Never
51 1,206 0.287 1 in 6,753 0 Never Never
52 1,360 0.323 1 in 5,989 1 30/09/2000 1,199
53 1,540 0.366 1 in 5,289 0 Never Never
54 1,729 0.411 1 in 4,710 0 Never Never
55 1,945 0.462 1 in 4,187 1 20/01/1990 1,757
56 2,172 0.516 1 in 3,750 0 Never Never
57 2,432 0.578 1 in 3,349 1 04/04/1998 1,329
58 2,702 0.642 1 in 3,014 0 Never Never
59 3,009 0.715 1 in 2,706 1 19/03/1988 1,853
60 3,331 0.791 1 in 2,445 1 11/06/1994 1,528
61 3,691 0.877 1 in 2,206 1 12/06/2004 1,006
62 4,068 0.966 1 in 2,002 1 19/03/2011 653
63 4,490 1.067 1 in 1,814 3 06/02/2021 137
64 4,928 1.171 1 in 1,652 0 Never Never
65 5,415 1.286 1 in 1,504 2 21/02/1998 1,335
66 5,923 1.407 1 in 1,375 1 06/12/2008 772
67 6,481 1.540 1 in 1,256 0 Never Never
68 7,062 1.678 1 in 1,153 3 24/06/2006 900
69 7,700 1.829 1 in 1,057 3 07/11/2020 150
70 8,359 1.986 1 in 974 0 Never Never
71 9,079 2.157 1 in 897 4 01/08/1998 1,312
72 9,825 2.334 1 in 829 2 15/03/1997 1,384
73 10,632 2.526 1 in 766 1 18/02/1995 1,492
74 11,466 2.724 1 in 710 3 02/04/2022 77
75 12,368 2.938 1 in 658 8 29/09/2018 260
76 13,294 3.158 1 in 612 5 20/07/2013 531
77 14,291 3.395 1 in 569 3 17/09/2016 366
78 15,316 3.639 1 in 531 2 16/08/2014 475
79 16,411 3.899 1 in 496 5 10/09/2016 367
80 17,534 4.166 1 in 464 1 08/10/2005 937 Overdue
81 18,733 4.450 1 in 434 1 31/03/2007 860
82 19,955 4.741 1 in 408 5 03/02/2007 868 Overdue
83 21,255 5.049 1 in 383 8 08/04/2023 24
84 22,581 5.365 1 in 360 9 24/02/2018 291
85 23,982 5.697 1 in 339 3 09/09/2023 2
86 25,407 6.036 1 in 320 4 21/12/2013 509
87 26,912 6.393 1 in 302 8 09/02/2019 241
88 28,434 6.755 1 in 286 8 03/12/2022 42
89 30,036 7.136 1 in 271 11 29/10/2022 47
90 31,656 7.520 1 in 257 7 20/05/2023 18
91 33,351 7.923 1 in 244 5 05/02/2022 85
92 35,060 8.329 1 in 232 12 07/09/2019 211
93 36,847 8.754 1 in 221 12 11/02/2023 32
94 38,638 9.179 1 in 210 11 23/01/2021 139
95 40,505 9.623 1 in 201 14 11/03/2023 28
96 42,375 10.067 1 in 192 5 14/08/2021 110
97 44,313 10.527 1 in 183 8 03/09/2022 55
98 46,247 10.987 1 in 176 11 11/04/2015 441 Overdue
99 48,250 11.463 1 in 168 16 15/10/2022 49
100 50,236 11.934 1 in 162 14 27/03/2021 130
101 52,286 12.421 1 in 155 8 19/02/2022 83
102 54,316 12.904 1 in 149 10 16/01/2021 140
103 56,399 13.399 1 in 144 12 20/03/2021 131
104 58,453 13.887 1 in 139 11 20/05/2017 331 Overdue
105 60,559 14.387 1 in 134 15 06/05/2023 20
106 62,621 14.877 1 in 130 19 06/10/2018 259
107 64,728 15.377 1 in 125 25 20/06/2020 170
108 66,787 15.866 1 in 121 17 22/06/2019 222
109 68,878 16.363 1 in 118 13 26/02/2022 82
110 70,911 16.846 1 in 114 18 22/08/2020 161
111 72,974 17.336 1 in 111 20 22/07/2023 9
112 74,963 17.809 1 in 108 21 16/04/2022 75
113 76,974 18.287 1 in 105 14 08/05/2021 124
114 78,907 18.746 1 in 103 20 24/12/2022 39
115 80,848 19.207 1 in 100 22 23/10/2021 100
116 82,701 19.647 1 in 98 25 15/05/2021 123
117 84,560 20.089 1 in 96 20 01/07/2023 12
118 86,315 20.506 1 in 94 23 25/02/2023 30
119 88,068 20.922 1 in 92 19 30/04/2022 73
120 89,714 21.313 1 in 90 24 08/01/2022 89
121 91,344 21.700 1 in 89 24 25/06/2022 65
122 92,858 22.060 1 in 87 24 25/03/2023 26
123 94,355 22.416 1 in 86 25 18/02/2023 31
124 95,721 22.740 1 in 85 20 05/08/2023 7
125 97,063 23.059 1 in 83 26 21/01/2023 35
126 98,273 23.346 1 in 82 25 30/07/2022 60
127 99,446 23.625 1 in 81 22 09/11/2019 202 Overdue
128 100,480 23.871 1 in 81 25 23/09/2023 0
129 101,478 24.108 1 in 80 24 24/06/2023 13
130 102,324 24.309 1 in 79 32 18/03/2023 27
131 103,129 24.500 1 in 78 20 09/01/2016 402 Overdue
132 103,784 24.656 1 in 78 33 19/11/2022 44
133 104,387 24.799 1 in 78 26 10/06/2023 15
134 104,836 24.906 1 in 77 27 09/04/2022 76
135 105,237 25.001 1 in 77 22 17/08/2019 214 Overdue
136 105,474 25.057 1 in 77 27 26/08/2023 4
137 105,661 25.102 1 in 77 29 30/10/2021 99
138 105,690 25.108 1 in 77 16 13/08/2022 58
139 105,661 25.102 1 in 77 25 05/10/2019 207 Overdue
140 105,474 25.057 1 in 77 19 28/12/2019 195 Overdue
141 105,237 25.001 1 in 77 23 03/06/2023 16
142 104,836 24.906 1 in 77 24 14/11/2020 149
143 104,387 24.799 1 in 78 21 12/06/2021 119
144 103,784 24.656 1 in 78 21 13/05/2023 19
145 103,129 24.500 1 in 78 22 10/12/2022 41
146 102,324 24.309 1 in 79 12 15/01/2022 88
147 101,478 24.108 1 in 80 23 27/07/2019 217 Overdue
148 100,480 23.871 1 in 81 22 03/07/2021 116
149 99,446 23.625 1 in 81 24 25/12/2021 91
150 98,273 23.346 1 in 82 29 17/04/2021 127
151 97,063 23.059 1 in 83 17 24/07/2021 113
152 95,721 22.740 1 in 85 14 02/07/2022 64
153 94,355 22.416 1 in 86 23 12/08/2023 6
154 92,858 22.060 1 in 87 18 18/12/2021 92
155 91,344 21.700 1 in 89 19 27/11/2021 95
156 89,714 21.313 1 in 90 27 15/04/2023 23
157 88,068 20.922 1 in 92 14 23/07/2022 61
158 86,315 20.506 1 in 94 29 13/03/2021 132
159 84,560 20.089 1 in 96 19 20/10/2018 257 Overdue
160 82,701 19.647 1 in 98 19 01/04/2023 25
161 80,848 19.207 1 in 100 21 14/05/2022 71
162 78,907 18.746 1 in 103 15 27/06/2020 169
163 76,974 18.287 1 in 105 12 26/05/2018 278 Overdue
164 74,963 17.809 1 in 108 18 08/06/2019 224 Overdue
165 72,974 17.336 1 in 111 11 22/08/2009 735 Overdue
166 70,911 16.846 1 in 114 18 13/11/2021 97
167 68,878 16.363 1 in 118 7 16/09/2023 1
168 66,787 15.866 1 in 121 7 21/11/2020 148
169 64,728 15.377 1 in 125 9 08/03/2014 498 Overdue
170 62,621 14.877 1 in 130 12 05/11/2022 46
171 60,559 14.387 1 in 134 24 28/01/2023 34
172 58,453 13.887 1 in 139 17 08/07/2023 11
173 56,399 13.399 1 in 144 15 19/08/2023 5
174 54,316 12.904 1 in 149 11 23/04/2022 74
175 52,286 12.421 1 in 155 18 02/09/2023 3
176 50,236 11.934 1 in 162 15 31/12/2022 38
177 48,250 11.463 1 in 168 10 21/08/2021 109
178 46,247 10.987 1 in 176 12 22/04/2023 22
179 44,313 10.527 1 in 183 12 23/03/2019 235
180 42,375 10.067 1 in 192 8 09/10/2021 102
181 40,505 9.623 1 in 201 12 14/01/2023 36
182 38,638 9.179 1 in 210 11 15/07/2023 10
183 36,847 8.754 1 in 221 9 09/07/2022 63
184 35,060 8.329 1 in 232 5 30/05/2009 747 Overdue
185 33,351 7.923 1 in 244 8 28/07/2018 269
186 31,656 7.520 1 in 257 12 12/03/2022 80
187 30,036 7.136 1 in 271 6 04/02/2023 33
188 28,434 6.755 1 in 286 10 19/10/2019 205
189 26,912 6.393 1 in 302 4 04/10/2008 781 Overdue
190 25,407 6.036 1 in 320 10 15/12/2018 249
191 23,982 5.697 1 in 339 6 04/12/2021 94
192 22,581 5.365 1 in 360 2 11/02/2017 345
193 21,255 5.049 1 in 383 3 26/10/2002 1,091 Overdue
194 19,955 4.741 1 in 408 7 03/01/2015 455
195 18,733 4.450 1 in 434 5 07/12/2002 1,085 Overdue
196 17,534 4.166 1 in 464 6 04/09/2021 107
197 16,411 3.899 1 in 496 5 04/07/2020 168
198 15,316 3.639 1 in 531 2 01/10/2011 625
199 14,291 3.395 1 in 569 2 24/03/2012 600
200 13,294 3.158 1 in 612 7 07/01/2012 611
201 12,368 2.938 1 in 658 1 02/09/2006 890
202 11,466 2.724 1 in 710 2 15/03/2014 497
203 10,632 2.526 1 in 766 3 09/07/2011 637
204 9,825 2.334 1 in 829 4 09/03/2002 1,124
205 9,079 2.157 1 in 897 5 17/03/2018 288
206 8,359 1.986 1 in 974 3 12/02/2022 84
207 7,700 1.829 1 in 1,057 2 23/01/2016 400
208 7,062 1.678 1 in 1,153 1 29/07/2017 321
209 6,481 1.540 1 in 1,256 0 Never Never
210 5,923 1.407 1 in 1,375 2 30/03/2002 1,121
211 5,415 1.286 1 in 1,504 1 14/07/2012 584
212 4,928 1.171 1 in 1,652 1 14/08/2004 997
213 4,490 1.067 1 in 1,814 1 07/07/1990 1,733
214 4,068 0.966 1 in 2,002 2 30/07/2016 373
215 3,691 0.877 1 in 2,206 2 12/07/2008 793
216 3,331 0.791 1 in 2,445 0 Never Never
217 3,009 0.715 1 in 2,706 0 Never Never
218 2,702 0.642 1 in 3,014 0 Never Never
219 2,432 0.578 1 in 3,349 2 08/07/1995 1,472
220 2,172 0.516 1 in 3,750 2 25/11/1989 1,765
221 1,945 0.462 1 in 4,187 2 24/10/1998 1,300
222 1,729 0.411 1 in 4,710 0 Never Never
223 1,540 0.366 1 in 5,289 1 25/01/2014 504
224 1,360 0.323 1 in 5,989 0 Never Never
225 1,206 0.287 1 in 6,753 0 Never Never
226 1,057 0.251 1 in 7,705 0 Never Never
227 931 0.221 1 in 8,748 0 Never Never
228 811 0.193 1 in 10,043 0 Never Never
229 709 0.168 1 in 11,488 0 Never Never
230 612 0.145 1 in 13,308 0 Never Never
231 532 0.126 1 in 15,310 0 Never Never
232 454 0.108 1 in 17,940 0 Never Never
233 391 0.093 1 in 20,831 0 Never Never
234 331 0.079 1 in 24,607 0 Never Never
235 282 0.067 1 in 28,883 0 Never Never
236 235 0.056 1 in 34,659 0 Never Never
237 199 0.047 1 in 40,929 0 Never Never
238 163 0.039 1 in 49,969 0 Never Never
239 136 0.032 1 in 59,890 0 Never Never
240 110 0.026 1 in 74,046 0 Never Never
241 90 0.021 1 in 90,500 0 Never Never
242 71 0.017 1 in 114,719 0 Never Never
243 58 0.014 1 in 140,432 0 Never Never
244 44 0.010 1 in 185,115 0 Never Never
245 35 0.008 1 in 232,716 0 Never Never
246 26 0.006 1 in 313,271 0 Never Never
247 20 0.005 1 in 407,253 0 Never Never
248 14 0.003 1 in 581,790 0 Never Never
249 11 0.003 1 in 740,460 0 Never Never
250 7 0.002 1 in 1,163,580 0 Never Never
251 5 0.001 1 in 1,629,012 0 Never Never
252 3 0.001 1 in 2,715,020 0 Never Never
253 2 0.000 1 in 4,072,530 0 Never Never
254 1 0.000 1 in 8,145,060 0 Never Never
255 1 0.000 1 in 8,145,060 0 Never Never

Supplementary Numbers:
Number Sum Total Possible Combinations Expectation Actual Over 1,935 Draws
Count Frequency Count Last Drawn Draws Ago
3 1 1.955 1 in 990 7 16/09/2023 1
4 1 1.955 1 in 990 1 02/10/2010 677
5 2 3.909 1 in 495 6 10/10/2020 154
6 2 3.909 1 in 495 7 13/03/2021 132
7 3 5.864 1 in 330 5 14/03/2020 184
8 3 5.864 1 in 330 15 13/07/2019 219
9 4 7.818 1 in 247 4 01/05/2021 125
10 4 7.818 1 in 247 12 07/08/2021 111
11 5 9.773 1 in 198 12 02/12/2017 303
12 5 9.773 1 in 198 10 18/08/2018 266
13 6 11.727 1 in 165 11 27/07/2019 217
14 6 11.727 1 in 165 13 05/05/2018 281
15 7 13.682 1 in 141 17 07/11/2020 150
16 7 13.682 1 in 141 15 08/12/2018 250
17 8 15.636 1 in 123 18 23/09/2023 0
18 8 15.636 1 in 123 18 02/07/2022 64
19 9 17.591 1 in 110 9 06/04/2019 233 Overdue
20 9 17.591 1 in 110 17 12/02/2022 84
21 10 19.545 1 in 99 20 11/12/2021 93
22 10 19.545 1 in 99 24 21/01/2023 35
23 11 21.500 1 in 90 22 04/03/2023 29
24 11 21.500 1 in 90 22 27/05/2023 17
25 12 23.455 1 in 82 23 17/12/2022 40
26 12 23.455 1 in 82 20 28/05/2022 69
27 13 25.409 1 in 76 22 08/01/2022 89
28 13 25.409 1 in 76 31 29/04/2023 21
29 14 27.364 1 in 70 26 25/02/2023 30
30 14 27.364 1 in 70 25 14/05/2022 71
31 15 29.318 1 in 66 31 19/03/2022 79
32 15 29.318 1 in 66 34 29/08/2020 160 Overdue
33 16 31.273 1 in 61 29 11/02/2023 32
34 16 31.273 1 in 61 27 27/11/2021 95
35 17 33.227 1 in 58 34 15/04/2023 23
36 17 33.227 1 in 58 33 23/07/2022 61
37 18 35.182 1 in 55 38 29/07/2023 8
38 18 35.182 1 in 55 37 20/05/2023 18
39 19 37.136 1 in 52 31 06/05/2023 20
40 19 37.136 1 in 52 45 09/09/2023 2
41 20 39.091 1 in 49 33 08/02/2020 189 Overdue
42 20 39.091 1 in 49 42 19/11/2022 44
43 21 41.045 1 in 47 38 25/03/2023 26
44 21 41.045 1 in 47 48 26/08/2023 4
45 22 43.000 1 in 45 32 22/07/2023 9
46 22 43.000 1 in 45 54 15/07/2023 10
47 22 43.000 1 in 45 35 26/11/2022 43
48 21 41.045 1 in 47 46 17/06/2023 14
49 21 41.045 1 in 47 38 01/07/2023 12
50 20 39.091 1 in 49 39 25/02/2017 343 Overdue
51 20 39.091 1 in 49 46 19/08/2023 5
52 19 37.136 1 in 52 43 13/05/2023 19
53 19 37.136 1 in 52 46 09/04/2022 76
54 18 35.182 1 in 55 34 30/04/2022 73
55 18 35.182 1 in 55 34 10/09/2022 54
56 17 33.227 1 in 58 32 02/09/2023 3
57 17 33.227 1 in 58 37 29/05/2021 121 Overdue
58 16 31.273 1 in 61 24 20/08/2022 57
59 16 31.273 1 in 61 24 24/10/2020 152 Overdue
60 15 29.318 1 in 66 26 11/06/2022 67
61 15 29.318 1 in 66 19 17/05/2014 488 Overdue
62 14 27.364 1 in 70 25 16/04/2022 75
63 14 27.364 1 in 70 24 27/08/2022 56
64 13 25.409 1 in 76 24 12/08/2023 6
65 13 25.409 1 in 76 17 05/09/2020 159 Overdue
66 12 23.455 1 in 82 16 07/05/2022 72
67 12 23.455 1 in 82 28 21/08/2021 109
68 11 21.500 1 in 90 20 19/10/2019 205 Overdue
69 11 21.500 1 in 90 20 01/10/2022 51
70 10 19.545 1 in 99 19 03/06/2023 16
71 10 19.545 1 in 99 24 24/04/2021 126
72 9 17.591 1 in 110 20 25/06/2022 65
73 9 17.591 1 in 110 18 08/07/2023 11
74 8 15.636 1 in 123 17 27/02/2021 134
75 8 15.636 1 in 123 9 28/08/2021 108
76 7 13.682 1 in 141 13 18/03/2023 27
77 7 13.682 1 in 141 11 11/09/2021 106
78 6 11.727 1 in 165 12 07/01/2023 37
79 6 11.727 1 in 165 3 04/10/2014 468 Overdue
80 5 9.773 1 in 198 12 30/10/2021 99
81 5 9.773 1 in 198 7 06/02/2021 137
82 4 7.818 1 in 247 11 03/12/2022 42
83 4 7.818 1 in 247 9 24/06/2023 13
84 3 5.864 1 in 330 8 03/09/2022 55
85 3 5.864 1 in 330 9 04/11/2017 307
86 2 3.909 1 in 495 4 11/04/2009 754
87 2 3.909 1 in 495 6 18/06/2022 66
88 1 1.955 1 in 990 5 27/07/2013 530
89 1 1.955 1 in 990 3 09/12/2017 302


Page Last Updated: Saturday, 23rd September 2023 11:46 am