| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 688 | 15.325,02 | 22,27 | 3 |
| 2007 | 377 | 11.843,06 | 31,41 | 2 |
| 2008 | 374 | 12.070,00 | 32,27 | 4 |
| 2009 | 476 | 12.284,58 | 25,81 | 5 |
| 2010 | 402 | 8.895,65 | 22,13 | 4 |
| 2011 | 289 | 6.868,69 | 23,77 | 2 |
| 2012 | 358 | 10.437,42 | 29,15 | 6 |
| 2013 | 422 | 11.664,19 | 27,64 | 7 |
| 2014 | 415 | 14.722,33 | 35,48 | 8 |
| 2015 | 377 | 13.274,33 | 35,21 | 7 |
| 2016 | 334 | 11.450,98 | 34,28 | 6 |
| 2017 | 396 | 14.280,20 | 36,06 | 8 |
| 2018 | 394 | 14.677,18 | 37,25 | 8 |
| 2019 | 376 | 14.375,82 | 38,23 | 8 |
| 2020 | 353 | 14.657,32 | 41,52 | 8 |
| 2021 | 340 | 14.267,05 | 41,96 | 8 |
| 2022 | 331 | 13.237,35 | 39,99 | 6 |
| 2023 | 326 | 14.558,38 | 44,66 | 6 |
| 2024 | 384 | 14.441,88 | 37,61 | 9 |
| totale | 7.412 | 243.331,43 | 32,83 | 115 |