| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | |
|---|---|---|---|---|---|---|
| Baku city | 69.699 | 118.028 | 247.728 | 518.205 | 562.690 | 609.426 |
| Ganja-Gazakh | 33.648 | 48.915 | 54.286 | 75.486 | 79.466 | 86.723 |
| Aran | 54.066 | 60.872 | 60.273 | 73.616 | 73.488 | 80.539 |
| Lankaran | 17.252 | 26.128 | 27.442 | 36.371 | 35.662 | 39.105 |
| Absheron | 12.831 | 16.005 | 17.403 | 26.097 | 28.882 | 34.945 |
| Shaki-Zagatala | 14.256 | 18.839 | 19.663 | 22.611 | 24.670 | 27.478 |
| Nakhchivan | 10.166 | 11.842 | 11.907 | 15.679 | 17.036 | 22.579 |
| Guba-Khachmaz | 10.620 | 13.554 | 12.524 | 17.234 | 17.484 | 19.529 |
| Dakhlik Shirvan | 9.070 | 10.335 | 9.890 | 9.363 | 9.706 | 11.306 |
| Yukhari Karabakh | 2.237 | 1.717 | 2.143 | 2.577 | 2.678 | 2.925 |