| 2000 | 2005 | 2010 | 2011 | 2012 | |
|---|---|---|---|---|---|
| Aran | 773 517 | 917 309 | 1 025 875 | 1 038 319 | 1 052 737 |
| Ganja-Gazakh | 235 201 | 309 021 | 355 809 | 359 771 | 363 138 |
| Shaki-Zagatala | 248 797 | 262 476 | 282 720 | 282 687 | 284 459 |
| Guba-Khachmaz | 182 798 | 192 853 | 201 365 | 202 240 | 202 115 |
| Dakhlik Shirvan | 138 367 | 154 370 | 156 887 | 157 685 | 158 236 |
| Yukhari Karabakh | 65 665 | 85 451 | 106 170 | 109 476 | 111 990 |
| Nakhchivan | 73 980 | 88 215 | 101 160 | 102 900 | 104 710 |
| Kalbajar-Lachin | 26 657 | 36 352 | 53 703 | 58 275 | 60 337 |
| Lankaran | 44 636 | 50 119 | 52 144 | 52 321 | 52 520 |
| Absheron | 24 135 | 28 878 | 31 457 | 32 365 | 33 578 |
| Baku city | 4 267 | 5 644 | 5 343 | 6 073 | 5 852 |