| 2011 | 2015 | 2017 | 2018 | 2019 | |
|---|---|---|---|---|---|
| East Azerbaijan | 551 | 438 | 419 | 390 | 365 |
| West Azerbaijan | 882 | 566 | 484 | 465 | 460 |
| Ardabil | 275 | 192 | 166 | 178 | 180 |
| Isfahan | 758 | 765 | 720 | 654 | 630 |
| Ilam | 266 | 185 | 142 | 134 | 121 |
| Bushehr | 210 | 130 | 85 | 72 | 70 |
| Tehran | 168 | 141 | 121 | 116 | 113 |
| Chaharmahal and Bakhtiari Province | 443 | 389 | 361 | 395 | 388 |
| South Khorasan | 151 | 136 | 134 | 125 | 121 |
| Razavi Khorasan | 1,032 | 956 | 988 | 976 | 1,003 |
| North Khorasan | 299 | 233 | 216 | 214 | 210 |
| Khuzestan | 1,038 | 842 | 648 | 626 | 602 |
| Zanjan | 187 | 154 | 131 | 126 | 111 |
| Semnan | 147 | 100 | 102 | 106 | 99 |
| Sistan and Baluchestan | 847 | 468 | 303 | 360 | 437 |
| Fars | 1,176 | 834 | 767 | 740 | 666 |
| Qazvin | 170 | 123 | 152 | 160 | 147 |
| Qom | 9 | 18 | 15 | 16 | 20 |
| Kurdistan | 558 | 395 | 345 | 325 | 331 |
| Kerman | 780 | 609 | 545 | 549 | 541 |
| Kermanshah | 693 | 328 | 242 | 247 | 239 |
| Kohgiluyeh and Boyer-Ahmad | 184 | 151 | 145 | 137 | 129 |
| Golestan | 314 | 285 | 260 | 259 | 290 |
| Gilan | 338 | 489 | 524 | 523 | 499 |
| Lorestan | 499 | 290 | 221 | 203 | 185 |
| Mazandaran | 188 | 368 | 416 | 448 | 499 |
| Markazi | 186 | 107 | 89 | 76 | 73 |
| Hormozgan | 159 | 105 | 98 | 109 | 111 |
| Hamadan | 436 | 462 | 376 | 359 | 288 |
| Yazd | 47 | 24 | 37 | 36 | 37 |
| Alborz | 0 | 1 | 0 | 1 |