| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 731 | 19.124,15 | 26,16 | 4 |
| 2007 | 333 | 11.537,91 | 34,65 | 4 |
| 2008 | 390 | 12.734,48 | 32,65 | 4 |
| 2009 | 358 | 10.465,12 | 29,23 | 5 |
| 2010 | 609 | 13.264,38 | 21,78 | 5 |
| 2011 | 548 | 11.781,95 | 21,50 | 4 |
| 2012 | 636 | 14.230,37 | 22,37 | 6 |
| 2013 | 633 | 12.969,91 | 20,49 | 6 |
| 2014 | 400 | 11.384,79 | 28,46 | 5 |
| 2015 | 580 | 17.499,62 | 30,17 | 8 |
| 2016 | 442 | 13.442,94 | 30,41 | 7 |
| 2017 | 578 | 18.057,77 | 31,24 | 8 |
| 2018 | 562 | 16.384,48 | 29,15 | 8 |
| 2019 | 563 | 15.431,23 | 27,41 | 8 |
| 2020 | 557 | 16.987,98 | 30,50 | 8 |
| 2021 | 498 | 13.988,49 | 28,09 | 8 |
| 2022 | 505 | 15.596,80 | 30,88 | 8 |
| 2023 | 521 | 14.714,69 | 28,24 | 10 |
| 2024 | 531 | 14.704,11 | 27,69 | 10 |
| totale | 9.975 | 274.301,17 | 27,50 | 126 |