| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 595 | 9.718,13 | 16,33 | 2 |
| 2007 | 204 | 4.261,62 | 20,89 | 2 |
| 2008 | 30 | 852,47 | 28,42 | 1 |
| 2009 | 376 | 7.239,87 | 19,25 | 4 |
| 2010 | 434 | 7.790,85 | 17,95 | 4 |
| 2011 | 373 | 6.514,33 | 17,46 | 4 |
| 2012 | 555 | 9.771,75 | 17,61 | 7 |
| 2013 | 510 | 8.527,03 | 16,72 | 7 |
| 2014 | 250 | 5.382,91 | 21,53 | 6 |
| 2015 | 544 | 12.729,93 | 23,40 | 5 |
| 2016 | 570 | 11.860,26 | 20,81 | 8 |
| 2017 | 577 | 12.909,61 | 22,37 | 7 |
| 2018 | 581 | 12.170,12 | 20,95 | 7 |
| 2019 | 624 | 14.185,98 | 22,73 | 7 |
| 2020 | 554 | 13.988,75 | 25,25 | 6 |
| 2021 | 592 | 13.710,25 | 23,16 | 7 |
| 2022 | 276 | 6.721,82 | 24,35 | 5 |
| 2023 | 411 | 10.315,59 | 25,10 | 6 |
| 2024 | 483 | 11.036,90 | 22,85 | 7 |
| totale | 8.539 | 179.688,17 | 21,04 | 102 |