| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 531 | 15.029,14 | 28,30 | 5 |
| 2007 | 326 | 11.124,45 | 34,12 | 5 |
| 2008 | 275 | 8.701,62 | 31,64 | 4 |
| 2009 | 298 | 9.423,35 | 31,62 | 5 |
| 2010 | 305 | 5.981,88 | 19,61 | 5 |
| 2011 | 333 | 6.555,58 | 19,69 | 5 |
| 2012 | 366 | 8.050,33 | 22,00 | 6 |
| 2013 | 348 | 7.591,42 | 21,81 | 9 |
| 2014 | 416 | 11.456,95 | 27,54 | 9 |
| 2015 | 421 | 11.286,96 | 26,81 | 10 |
| 2016 | 495 | 13.912,12 | 28,11 | 11 |
| 2017 | 538 | 13.568,39 | 25,22 | 11 |
| 2018 | 558 | 13.646,60 | 24,46 | 12 |
| 2019 | 606 | 15.412,98 | 25,43 | 12 |
| 2020 | 787 | 20.889,96 | 26,54 | 12 |
| 2021 | 831 | 22.051,73 | 26,54 | 12 |
| 2022 | 749 | 25.206,97 | 33,65 | 9 |
| 2023 | 817 | 28.891,23 | 35,36 | 9 |
| 2024 | 858 | 23.819,62 | 27,76 | 11 |
| totale | 9.858 | 272.601,28 | 27,65 | 162 |