| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 146 | 2.316,37 | 15,87 | 3 |
| 2007 | 86 | 1.421,66 | 16,53 | 1 |
| 2008 | 46 | 707,57 | 15,38 | 1 |
| 2009 | 67 | 1.640,10 | 24,48 | 2 |
| 2010 | 70 | 1.202,47 | 17,18 | 2 |
| 2011 | 41 | 562,47 | 13,72 | 1 |
| 2012 | 28 | 445,41 | 15,91 | 2 |
| 2013 | 16 | 223,20 | 13,95 | 2 |
| 2014 | 41 | 681,74 | 16,63 | 2 |
| 2015 | 13 | 360,79 | 27,75 | 1 |
| 2016 | 17 | 212,87 | 12,52 | 1 |
| 2017 | 28 | 598,39 | 21,37 | 2 |
| 2018 | 51 | 1.305,22 | 25,59 | 4 |
| 2019 | 261 | 3.693,13 | 14,15 | 5 |
| 2020 | 178 | 3.339,57 | 18,76 | 5 |
| 2021 | 102 | 3.358,59 | 32,93 | 7 |
| 2022 | 89 | 3.039,02 | 34,15 | 7 |
| 2023 | 130 | 4.013,05 | 30,87 | 9 |
| 2024 | 139 | 4.690,55 | 33,74 | 8 |
| totale | 1.549 | 33.812,17 | 21,83 | 65 |