| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 289 | 8.406,66 | 29,09 | 3 |
| 2007 | 323 | 12.201,73 | 37,78 | 4 |
| 2008 | 405 | 15.601,43 | 38,52 | 4 |
| 2009 | 469 | 14.931,49 | 31,84 | 4 |
| 2010 | 455 | 12.007,58 | 26,39 | 4 |
| 2011 | 432 | 12.528,57 | 29,00 | 2 |
| 2012 | 572 | 15.152,59 | 26,49 | 5 |
| 2013 | 604 | 15.832,44 | 26,21 | 6 |
| 2014 | 595 | 22.581,50 | 37,95 | 6 |
| 2015 | 615 | 22.940,12 | 37,30 | 7 |
| 2016 | 690 | 24.596,97 | 35,65 | 7 |
| 2017 | 707 | 23.868,86 | 33,76 | 9 |
| 2018 | 713 | 23.088,82 | 32,38 | 9 |
| 2019 | 656 | 21.567,31 | 32,88 | 9 |
| 2020 | 674 | 21.450,00 | 31,82 | 9 |
| 2021 | 573 | 21.284,52 | 37,15 | 7 |
| 2022 | 491 | 22.712,08 | 46,26 | 9 |
| 2023 | 523 | 22.007,94 | 42,08 | 11 |
| 2024 | 503 | 17.888,14 | 35,56 | 10 |
| totale | 10.289 | 350.648,75 | 34,08 | 125 |