Here we present a snapshot of the gender distribution of IAU membership for adhering countries with over 30 members for the years in which an IAU General Assembly was held. For the current gender statistics of all adhering member countries, see the IAU’s Geographical Distribution of Individual Members.
| Country | 2012 | 2009 | 2006 | 2003 |
| Argentina | 132 (36.36%) |
110 (36.36%) |
105 (36.2%) |
101 (35.6%) |
| Australia | 256 (15.23%) |
229 (13.10%) |
211 (10.0%) |
195 (8.2%) |
| Austria | 51 (19.61%) |
35 (11.43%) |
35 (11.4%) |
32 (9.4%) |
| Belgium | 112 (15.18%) |
105 (13.33%) |
97 (12.4%) |
101 (11.9%) |
| Brazil | 172 (22.67%) |
149 (21.48%) |
143 (20.3%) |
125 (17.6%) |
| Bulgaria | 53 (26.42%) |
47 (21.28%) |
49 (28.6%) |
46 (32.6%) |
| Canada | 240 (12.5%) |
230 (10.43%) |
195 (9.7%) |
201 (6.5%) |
| Chile | 76 (17.11%) |
67 (13.43%) |
57 (8.8%) |
46 (8.7%) |
| China (Nanjing) | 410 (15.37%) |
305 (12.46%) |
291 (12.0%) |
368 (9.2%) |
| China (Taipei) | 54 (7.41%) |
38 (5.26%) |
30 (10.0%) |
N/A |
| Czech Republic | 90 (13.33%) |
78 (11.45%) |
75 (8.0%) |
75 (8.0%) |
| Denmark | 69 (14.49%) |
61 (9.84%) |
57 (12.3%) |
52 (7.7%) |
| Egypt | 54 (11.11%) |
56 (10.71%) |
57 (10.5%) |
N/A |
| Finland | 63 (15.87%) |
62 (14.52%) |
53 (13.2%) |
50 (14.0%) |
| France | 688 (24.27%) |
642 (24.14%) |
625 (25.9%) |
643 (26.3%) |
| Germany | 514 (9.14%) |
495 (8.28%) |
484 (6.8%) |
455 (5.7%) |
| Greece | 106 (16.04%) |
102 (13.73%) |
104 (12.5%) |
N/A |
| Hungary | 45 (20%) |
47 (21.28%) |
44 (20.5%) |
45 (17.8%) |
| India | 220 (7.73%) |
214 (7.01%) |
221 (5.9%) |
237 (5.1%) |
| Ireland | 43 (20.93%) |
41 (14.63%) |
35 (14.3%) |
34 (17.6%) |
| Israel | 70 (7.14%) |
65 (4.62%) |
63 (4.8%) |
48 (2.1%) |
| Italy | 554 (24.74%) |
511 (22.5%) |
445 (20.9%) |
437 (19.9%) |
| Japan | 586 (5.80%) |
546 (5.13%) |
502 (4.0%) |
471 (3.2%) |
| Korea | 110 (10.00%) |
98 (10.20%) |
67 (6.0%) |
66 (6.1%) |
| Mexico | 109 (16.51%) |
97 (17.53%) |
90 (16.7%) |
90 (17.8%) |
| Netherlands | 205 (11.71%) |
187 (9.09%) |
177 (9.0%) |
172 (9.9%) |
| Norway | 31 (12.9%) |
N/A | N/A | N/A |
| Poland | 144 (14.58%) |
140 (11.43%) |
126 (10.3%) |
121 (10.7%) |
| Portugal | N/A | 39 (20.51%) |
35 (22.9%) |
N/A |
| Romania | 32 (34.38%) |
33 (36.36%) |
37 (37.8%) |
38 (39.5%) |
| Russian Fed | 353 (16.43%) |
346 (16.7%)6 |
365 (18.1%) |
349 (18.3%) |
| Slovakia | 37 (5.41%) |
N/A | 32 (12.5%) |
N/A |
| South Africa | 66 (13.64%) |
61 (11.48%) |
56 (10.7%) |
55 (7.3%) |
| Spain | 308 (18.51%) |
257 (18.29%) |
243 (18.5%) |
218 (17%) |
| Sweden | 110 (13.64%) |
106 (13.21%) |
106 (13.2%) |
100 (12%) |
| Switzerland | 78 (11.54%) |
72 (6.94%) |
90 (6.7%) |
80 (2.5%) |
| Turkey | 40 (17.5%) |
31 (9.68%) |
50 (12.0%) |
52 (1.5%) |
| UK | 483 (12.63%) |
653 (11.33%) |
573 (10.0%) |
561 (10.0%) |
| Ukraine | 186 (26.88%) |
169 (24.26%) |
160 (19.4%) |
151 (17.9%) |
| USA | 2533 (12.48%) |
2455 (11.16%) |
2419 (10.5%) |
2300 (9.7%) |
| <strong) TOTAL | 9903 (15.04%) |
9417 (13.57%) |
7832 (12.9%) |
8594 (12.1%) |
