| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 670 | 14.658,17 | 21,88 | 5 |
| 2007 | 334 | 10.349,83 | 30,99 | 4 |
| 2008 | 321 | 11.375,64 | 35,44 | 5 |
| 2009 | 448 | 15.589,16 | 34,80 | 8 |
| 2010 | 468 | 13.409,96 | 28,65 | 7 |
| 2011 | 406 | 11.943,63 | 29,42 | 6 |
| 2012 | 467 | 11.034,67 | 23,63 | 8 |
| 2013 | 539 | 12.755,46 | 23,67 | 8 |
| 2014 | 660 | 20.095,62 | 30,45 | 9 |
| 2015 | 589 | 18.828,30 | 31,97 | 9 |
| 2016 | 584 | 18.443,53 | 31,58 | 10 |
| 2017 | 589 | 19.404,50 | 32,94 | 10 |
| 2018 | 397 | 12.442,18 | 31,34 | 8 |
| 2019 | 495 | 16.499,94 | 33,33 | 9 |
| 2020 | 490 | 17.649,08 | 36,02 | 9 |
| 2021 | 294 | 9.031,33 | 30,72 | 8 |
| 2022 | 326 | 9.496,70 | 29,13 | 8 |
| 2023 | 330 | 8.878,17 | 26,90 | 11 |
| 2024 | 507 | 12.072,29 | 23,81 | 13 |
| totale | 8.914 | 263.958,16 | 29,61 | 155 |