| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 474 | 8.641,32 | 18,23 | 3 |
| 2007 | 174 | 3.627,58 | 20,85 | 1 |
| 2008 | 405 | 9.106,92 | 22,49 | 4 |
| 2009 | 820 | 21.059,30 | 25,68 | 7 |
| 2010 | 848 | 18.081,57 | 21,32 | 6 |
| 2011 | 721 | 15.068,92 | 20,90 | 3 |
| 2012 | 626 | 13.857,17 | 22,14 | 5 |
| 2013 | 654 | 13.491,36 | 20,63 | 5 |
| 2014 | 653 | 16.350,12 | 25,04 | 5 |
| 2015 | 431 | 10.133,65 | 23,51 | 5 |
| 2016 | 416 | 9.943,19 | 23,90 | 5 |
| 2017 | 419 | 9.331,33 | 22,27 | 5 |
| 2018 | 394 | 8.656,16 | 21,97 | 5 |
| 2019 | 418 | 8.941,23 | 21,39 | 5 |
| 2020 | 399 | 8.930,01 | 22,38 | 5 |
| 2021 | 382 | 8.448,66 | 22,12 | 5 |
| 2022 | 380 | 8.651,71 | 22,77 | 5 |
| 2023 | 376 | 8.625,77 | 22,94 | 5 |
| 2024 | 275 | 6.248,84 | 22,72 | 4 |
| totale | 9.265 | 207.194,81 | 22,36 | 88 |