| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 319 | 8.277,50 | 25,95 | 3 |
| 2007 | 122 | 3.766,37 | 30,87 | 3 |
| 2008 | 154 | 4.603,36 | 29,89 | 3 |
| 2009 | 260 | 6.030,70 | 23,20 | 3 |
| 2010 | 311 | 5.583,43 | 17,95 | 5 |
| 2011 | 147 | 2.636,72 | 17,94 | 4 |
| 2012 | 286 | 4.944,36 | 17,29 | 4 |
| 2013 | 292 | 5.048,88 | 17,29 | 4 |
| 2014 | 301 | 6.462,93 | 21,47 | 4 |
| 2015 | 299 | 6.776,34 | 22,66 | 4 |
| 2016 | 339 | 8.688,20 | 25,63 | 5 |
| 2017 | 366 | 9.579,00 | 26,17 | 5 |
| 2018 | 396 | 10.147,82 | 25,63 | 6 |
| 2019 | 429 | 10.992,68 | 25,62 | 6 |
| 2020 | 369 | 11.302,99 | 30,63 | 6 |
| 2021 | 363 | 10.978,77 | 30,24 | 6 |
| 2022 | 370 | 10.742,72 | 29,03 | 7 |
| 2023 | 343 | 10.000,34 | 29,16 | 6 |
| 2024 | 467 | 15.004,91 | 32,13 | 8 |
| totale | 5.933 | 151.568,02 | 25,55 | 92 |