| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 433 | 9.406,79 | 21,72 | 6 |
| 2007 | 324 | 12.023,33 | 37,11 | 7 |
| 2008 | 589 | 23.355,21 | 39,65 | 8 |
| 2009 | 371 | 12.368,31 | 33,34 | 7 |
| 2010 | 450 | 11.757,43 | 26,13 | 9 |
| 2011 | 412 | 12.585,18 | 30,55 | 6 |
| 2012 | 419 | 12.243,17 | 29,22 | 11 |
| 2013 | 522 | 13.633,68 | 26,12 | 11 |
| 2014 | 528 | 17.636,94 | 33,40 | 12 |
| 2015 | 468 | 15.191,90 | 32,46 | 12 |
| 2016 | 422 | 13.136,91 | 31,13 | 9 |
| 2017 | 458 | 13.932,65 | 30,42 | 9 |
| 2018 | 479 | 15.148,49 | 31,63 | 9 |
| 2019 | 464 | 14.911,76 | 32,14 | 9 |
| 2020 | 435 | 14.565,43 | 33,48 | 9 |
| 2021 | 367 | 12.173,67 | 33,17 | 10 |
| 2022 | 232 | 7.666,34 | 33,04 | 8 |
| 2023 | 619 | 13.390,60 | 21,63 | 13 |
| 2024 | 704 | 14.593,78 | 20,73 | 14 |
| totale | 8.696 | 259.721,57 | 29,87 | 179 |