Geographical and Gender Distribution of Individual Members

These statistics refer to Active members. Please note also that these numbers to not include IAU members for which we do not have a date of birth.

Updated monthly, last updated: 1 May 2018

*(vs Total Membership)

Individual Members Number of Members
MaleFemaleTotal
% of members
MaleFemale
% members* % women*
Total
10390207412464
 83.36 16.64
100.00  16.64
In Adhering Countries

(National Members)

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10305206412369
 83.31 16.69
99.24  16.56
In Other Countries

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851095
 89.47 10.53
0.76  0.08

Individual Members in Adhering Countries

National Members Cat. Number of Members
MaleFemaleTotal
% of members
MaleFemale
% members* %
women*
Algeria Terminated
202
 100.00 0.00
0.02  0.00
Argentina II
9057147
 61.00 38.00
1.18  0.46
Armenia I
23528
 82.00 17.00
0.22  0.04
Australia IV
27653329
 83.00 16.00
2.64  0.43
Austria II
511263
 80.00 19.00
0.51  0.10
Azerbaijan, Republic of Terminated
505
 100.00 0.00
0.04  0.00
Belgium IV
11827145
 81.00 18.00
1.16  0.22
Bolivia Suspended
000
 - -
-  -
Brazil III
15747204
 76.00 23.00
1.64  0.38
Bulgaria I
422466
 63.00 36.00
0.53  0.19
Canada V
26243305
 85.00 14.00
2.45  0.34
Chile II
9818116
 84.00 15.00
0.93  0.14
China, Nanjing VI
57888666
 86.00 13.00
5.34  0.71
China, Taipei II
631174
 85.00 14.00
0.59  0.09
Colombia I
26228
 92.00 7.00
0.22  0.02
Costa Rica Interim
202
 100.00 0.00
0.02  0.00
Croatia, the Republic of I
23528
 82.00 17.00
0.22  0.04
Cuba Terminated
505
 100.00 0.00
0.04  0.00
Czech Republic III
11118129
 86.00 13.00
1.03  0.14
Denmark III
771390
 85.00 14.00
0.72  0.10
Egypt III
541165
 83.00 16.00
0.52  0.09
Estonia I
26531
 83.00 16.00
0.25  0.04
Ethiopia I
303
 100.00 0.00
0.02  0.00
Finland II
631376
 82.00 17.00
0.61  0.10
France VII
635215850
 74.00 25.00
6.82  1.72
Georgia Suspended
628
 75.00 25.00
0.06  0.02
Germany VII
56978647
 87.00 12.00
5.19  0.63
Greece III
10020120
 83.00 16.00
0.96  0.16
Honduras Interim
112
 50.00 50.00
0.02  0.01
Hungary II
561571
 78.00 21.00
0.57  0.12
Iceland I
606
 100.00 0.00
0.05  0.00
India V
25526281
 90.00 9.00
2.25  0.21
Indonesia I
12315
 80.00 20.00
0.12  0.02
Iran, Islamic Rep of Suspended
36440
 90.00 10.00
0.32  0.03
Ireland I
391150
 78.00 22.00
0.40  0.09
Israel III
871097
 89.00 10.00
0.78  0.08
Italy VII
495174669
 73.00 26.00
5.37  1.40
Japan VII
66857725
 92.00 7.00
5.82  0.46
Jordan Terminated
000
 - -
-  -
Kazakhstan I
8210
 80.00 20.00
0.08  0.02
Korea, Democratic People's Republic of Interim
18018
 100.00 0.00
0.14  0.00
Korea, Rep of III
13722159
 86.00 13.00
1.28  0.18
Latvia I
10212
 83.00 16.00
0.10  0.02
Lebanon Interim
505
 100.00 0.00
0.04  0.00
Lithuania I
14519
 73.00 26.00
0.15  0.04
Macedonia, Former Rep of Yugoslavia Terminated
011
 0.00 100.00
0.01  0.01
Malaysia I
8210
 80.00 20.00
0.08  0.02
Mexico III
12127148
 81.00 18.00
1.19  0.22
Mongolia Interim
516
 83.00 16.00
0.05  0.01
Morocco Suspended
808
 100.00 0.00
0.06  0.00
Netherlands V
20026226
 88.00 11.00
1.81  0.21
New Zealand II
31435
 88.00 11.00
0.28  0.03
Nigeria I
9110
 90.00 10.00
0.08  0.01
Norway II
33639
 84.00 15.00
0.31  0.05
Panama Interim
415
 80.00 20.00
0.04  0.01
Peru Suspended
213
 66.00 33.00
0.02  0.01
Philippines I
415
 80.00 20.00
0.04  0.01
Poland IV
13125156
 83.00 16.00
1.25  0.20
Portugal II
531669
 76.00 23.00
0.55  0.13
Romania I
221133
 66.00 33.00
0.26  0.09
Russian Federation V
38686472
 81.00 18.00
3.79  0.69
Saudi Arabia Suspended
12012
 100.00 0.00
0.10  0.00
Serbia, Republic of I
351550
 70.00 30.00
0.40  0.12
Slovakia I
43346
 93.00 6.00
0.37  0.02
South Africa III
9430124
 75.00 24.00
0.99  0.24
Spain IV
30077377
 79.00 20.00
3.02  0.62
Sweden III
11820138
 85.00 14.00
1.11  0.16
Switzerland III
12116137
 88.00 11.00
1.10  0.13
Tajikistan I
617
 85.00 14.00
0.06  0.01
Thailand I
201232
 62.00 37.00
0.26  0.10
Turkey I
592180
 73.00 26.00
0.64  0.17
Ukraine III
10544149
 70.00 29.00
1.20  0.35
United Kingdom VII
61598713
 86.00 13.00
5.72  0.79
United States X
24034062809
 85.00 14.00
22.54  3.26
Uruguay Interim
415
 80.00 20.00
0.04  0.01
Uzbekistan Terminated
909
 100.00 0.00
0.07  0.00
Vatican City State I
909
 100.00 0.00
0.07  0.00
Venezuela I
15722
 68.00 31.00
0.18  0.06
Viet Nam Interim
8513
 61.00 38.00
0.10  0.04

Individual Members in Other Countries

Other Countries Number of Members
MaleFemaleTotal
% of members
MaleFemale
% members* %
women*
AA-Country unknown
60666
 90.00 9.00
0.53  0.05
Albania
011
 0.00 100.00
0.01  0.01
Andorra
101
 100.00 0.00
0.01  0.00
Angola, Republic of
101
 100.00 0.00
0.01  0.00
Bangladesh
101
 100.00 0.00
0.01  0.00
Ecuador
101
 100.00 0.00
0.01  0.00
Iraq
606
 100.00 0.00
0.05  0.00
Luxembourg
101
 100.00 0.00
0.01  0.00
Malta
202
 100.00 0.00
0.02  0.00
Mauritius
101
 100.00 0.00
0.01  0.00
Oman
101
 100.00 0.00
0.01  0.00
Pakistan
101
 100.00 0.00
0.01  0.00
Palestine, State of
101
 100.00 0.00
0.01  0.00
Puerto Rico
011
 0.00 100.00
0.01  0.01
Singapore
202
 100.00 0.00
0.02  0.00
Slovenia, the Republic of
303
 100.00 0.00
0.02  0.00
Sri Lanka
202
 100.00 0.00
0.02  0.00
Trinidad & Tobago
011
 0.00 100.00
0.01  0.01
Tunisia
011
 0.00 100.00
0.01  0.01
United Arab Emirates
101
 100.00 0.00
0.01  0.00

Gender Distribution in the IAU

AGE RANGE Nº of WOMEN Nº of MEN % of WOMEN % of MEN
30-35 41 83 33.1 66.9
35-40 178 404 30.6 69.4
40-45 241 709 25.4 74.6
45-50 243 873 21.8 78.2
50-55 237 1046 18.5 81.5
55-60 208 940 18.1 81.9
60-65 167 902 15.6 84.4
65-70 141 858 14.1 85.9
70-75 115 858 11.8 88.2
75-80 84 667 11.2 88.8
80-85 34 267 11.3 88.7
85-90 14 136 9.3 90.7
90-95 3 50 5.7 94.3
95-100 2 5 28.6 71.4

 

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