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 January 2018

*(vs Total Membership)

Individual Members Number of Members
MaleFemaleTotal
% of members
MaleFemale
% members* % women*
Total
10392207512467
 83.36 16.64
100.00  16.64
In Adhering Countries

(National Members)

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10315206712382
 83.31 16.69
99.32  16.58
In Other Countries

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77885
 90.59 9.41
0.68  0.06

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
9157148
 61.00 38.00
1.19  0.46
Armenia I
23528
 82.00 17.00
0.22  0.04
Australia IV
27553328
 83.00 16.00
2.63  0.43
Austria II
511263
 80.00 19.00
0.51  0.10
Azerbaijan, Republic of Terminated
10010
 100.00 0.00
0.08  0.00
Belgium IV
11827145
 81.00 18.00
1.16  0.22
Bolivia Suspended
000
 - -
-  -
Brazil III
15746203
 77.00 22.00
1.63  0.37
Bulgaria I
422567
 62.00 37.00
0.54  0.20
Canada V
26343306
 85.00 14.00
2.45  0.34
Chile II
9818116
 84.00 15.00
0.93  0.14
China, Nanjing VI
57687663
 86.00 13.00
5.32  0.70
China, Taipei II
641276
 84.00 15.00
0.61  0.10
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
20525
 80.00 20.00
0.20  0.04
Cuba Terminated
606
 100.00 0.00
0.05  0.00
Czech Republic III
10618124
 85.00 14.00
0.99  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
28533
 84.00 15.00
0.26  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
638217855
 74.00 25.00
6.86  1.74
Georgia Suspended
628
 75.00 25.00
0.06  0.02
Germany VII
57179650
 87.00 12.00
5.21  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
571572
 79.00 20.00
0.58  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
14317
 82.00 17.00
0.14  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
495175670
 73.00 26.00
5.37  1.40
Japan VII
67057727
 92.00 7.00
5.83  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
13622158
 86.00 13.00
1.27  0.18
Latvia I
13316
 81.00 18.00
0.13  0.02
Lebanon Interim
505
 100.00 0.00
0.04  0.00
Lithuania I
16521
 76.00 23.00
0.17  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
12126147
 82.00 17.00
1.18  0.21
Mongolia Interim
516
 83.00 16.00
0.05  0.01
Morocco Suspended
808
 100.00 0.00
0.06  0.00
Netherlands V
20226228
 88.00 11.00
1.83  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
13126157
 83.00 16.00
1.26  0.21
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
34886434
 80.00 19.00
3.48  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
9429123
 76.00 23.00
0.99  0.23
Spain IV
30177378
 79.00 20.00
3.03  0.62
Sweden III
12519144
 86.00 13.00
1.16  0.15
Switzerland III
12216138
 88.00 11.00
1.11  0.13
Tajikistan I
617
 85.00 14.00
0.06  0.01
Thailand I
211233
 63.00 36.00
0.26  0.10
Turkey I
592180
 73.00 26.00
0.64  0.17
Ukraine III
10744151
 70.00 29.00
1.21  0.35
United Kingdom VII
62499723
 86.00 13.00
5.80  0.79
United States X
24144052819
 85.00 14.00
22.61  3.25
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
42244
 95.00 4.00
0.35  0.02
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
707
 100.00 0.00
0.06  0.00
Luxembourg
101
 100.00 0.00
0.01  0.00
Malta
202
 100.00 0.00
0.02  0.00
Mauritius
213
 66.00 33.00
0.02  0.01
Oman
101
 100.00 0.00
0.01  0.00
Pakistan
202
 100.00 0.00
0.02  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
404
 100.00 0.00
0.03  0.00
Slovenia, the Republic of
617
 85.00 14.00
0.06  0.01
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
303
 100.00 0.00
0.02  0.00

Gender Distribution in the IAU

AGE RANGE Nº of WOMEN Nº of MEN % of WOMEN % of MEN
30-35 46 97 32.2 67.8
35-40 194 438 30.7 69.3
40-45 236 719 24.7 75.3
45-50 244 899 21.3 78.7
50-55 241 1032 18.9 81.1
55-60 207 946 18.0 82.0
60-65 167 900 15.7 84.3
65-70 137 868 13.6 86.4
70-75 114 868 11.6 88.4
75-80 84 649 11.5 88.5
80-85 33 266 11.0 89.0
85-90 11 138 7.4 92.6
90-95 4 44 8.3 91.7
95-100 5 6 45.5 54.5

 

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