| District | 2013-14 | 2014-15 | 2015-16 | 2016-17 | 2017-18 | 2018-19 |
|---|---|---|---|---|---|---|
| Ariyalur | 138 | 143 | 101 | 97 | 104 | 119 |
| Chennai | 1,330 | 1,141 | 1,155 | 1,037 | 887 | 922 |
| Coimbatore | 617 | 642 | 650 | 654 | 528 | 558 |
| Cuddalore | 511 | 452 | 379 | 357 | 320 | 297 |
| Dharmapuri | 427 | 415 | 329 | 346 | 314 | 269 |
| Dindigul | 742 | 662 | 719 | 480 | 512 | 401 |
| Erode | 600 | 571 | 495 | 406 | 381 | 366 |
| Kancheepuram | 1,482 | 1,188 | 867 | 663 | 598 | 513 |
| Kanniyakumari | 146 | 127 | 108 | 89 | 103 | 76 |
| Karur | 261 | 307 | 247 | 180 | 187 | 175 |
| Krishnagiri | 616 | 557 | 558 | 511 | 435 | 477 |
| Madurai | 906 | 760 | 625 | 612 | 580 | 495 |
| Nagapattinam | 115 | 112 | 87 | 87 | 75 | 60 |
| Namakkal | 663 | 715 | 421 | 438 | 366 | 348 |
| Nilgiris | 45 | 48 | 57 | 44 | 36 | 52 |
