| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 467 | 8.670,08 | 18,57 | 2 |
| 2007 | 209 | 4.564,70 | 21,84 | 2 |
| 2008 | 60 | 2.098,98 | 34,98 | 2 |
| 2009 | 23 | 407,84 | 17,73 | 1 |
| 2010 | 689 | 11.574,67 | 16,80 | 5 |
| 2011 | 541 | 8.436,82 | 15,59 | 4 |
| 2012 | 577 | 9.750,96 | 16,90 | 4 |
| 2013 | 524 | 8.479,77 | 16,18 | 4 |
| 2014 | 529 | 10.480,69 | 19,81 | 4 |
| 2015 | 520 | 10.469,82 | 20,13 | 4 |
| 2016 | 518 | 10.382,16 | 20,04 | 4 |
| 2017 | 514 | 10.733,39 | 20,88 | 4 |
| 2018 | 492 | 10.138,69 | 20,61 | 4 |
| 2019 | 531 | 10.870,70 | 20,47 | 6 |
| 2020 | 426 | 8.941,99 | 20,99 | 6 |
| 2021 | 403 | 8.590,12 | 21,32 | 6 |
| 2022 | 80 | 2.071,97 | 25,90 | 5 |
| 2023 | 96 | 2.417,13 | 25,18 | 5 |
| 2024 | 191 | 3.858,67 | 20,20 | 8 |
| totale | 7.390 | 142.939,15 | 19,34 | 80 |