| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | |
|---|---|---|---|---|---|---|
| Baku city | 116.030 | 145.998 | 295.862 | 598.132 | 647.752 | 702.484 |
| Ganja-Gazakh | 48.663 | 63.348 | 70.673 | 90.925 | 95.316 | 103.431 |
| Aran | 81.533 | 80.705 | 81.163 | 95.404 | 92.013 | 98.962 |
| Lankaran | 26.899 | 33.268 | 37.522 | 46.064 | 43.852 | 47.258 |
| Absheron | 18.089 | 21.206 | 23.966 | 33.405 | 35.870 | 42.911 |
| Nakhchivan | 15.545 | 18.252 | 18.495 | 24.990 | 27.825 | 33.589 |
| Shaki-Zagatala | 22.847 | 25.557 | 27.928 | 29.673 | 30.434 | 33.473 |
| Guba-Khachmaz | 16.411 | 18.622 | 18.204 | 23.654 | 23.076 | 25.318 |
| Dakhlik Shirvan | 13.210 | 13.682 | 13.926 | 12.332 | 12.138 | 13.991 |
| Yukhari Karabakh | 3.132 | 2.730 | 2.704 | 3.230 | 3.409 | 3.712 |