| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 440 | 10.133,86 | 23,03 | 5 |
| 2007 | 392 | 9.985,36 | 25,47 | 4 |
| 2008 | 467 | 11.699,20 | 25,05 | 3 |
| 2009 | 453 | 11.146,75 | 24,61 | 4 |
| 2010 | 458 | 9.969,62 | 21,77 | 5 |
| 2011 | 461 | 10.414,02 | 22,59 | 4 |
| 2012 | 450 | 10.429,30 | 23,18 | 4 |
| 2013 | 466 | 10.193,61 | 21,87 | 5 |
| 2014 | 452 | 12.002,48 | 26,55 | 5 |
| 2015 | 443 | 11.426,22 | 25,79 | 5 |
| 2016 | 437 | 11.569,98 | 26,48 | 5 |
| 2017 | 453 | 11.899,73 | 26,27 | 5 |
| 2018 | 467 | 12.062,89 | 25,83 | 5 |
| 2019 | 477 | 12.777,90 | 26,79 | 5 |
| 2020 | 480 | 14.346,66 | 29,89 | 5 |
| 2021 | 471 | 13.430,14 | 28,51 | 5 |
| 2022 | 448 | 13.212,22 | 29,49 | 5 |
| 2023 | 468 | 14.078,53 | 30,08 | 6 |
| 2024 | 518 | 14.590,65 | 28,17 | 7 |
| totale | 8.701 | 225.369,12 | 25,90 | 92 |