| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 208 | 5.090,61 | 24,47 | 3 |
| 2007 | 186 | 5.558,21 | 29,88 | 2 |
| 2008 | 228 | 6.674,26 | 29,27 | 2 |
| 2009 | 258 | 6.624,88 | 25,68 | 3 |
| 2010 | 328 | 7.584,73 | 23,12 | 3 |
| 2011 | 316 | 5.991,77 | 18,96 | 2 |
| 2012 | 34 | 674,23 | 19,83 | 2 |
| 2013 | 40 | 655,68 | 16,39 | 2 |
| 2014 | 41 | 801,48 | 19,55 | 2 |
| 2015 | 39 | 847,58 | 21,73 | 2 |
| 2016 | 15 | 319,46 | 21,30 | 1 |
| 2017 | 14 | 315,29 | 22,52 | 1 |
| 2018 | 11 | 209,73 | 19,07 | 1 |
| 2019 | 13 | 204,42 | 15,72 | 1 |
| 2020 | 20 | 352,79 | 17,64 | 1 |
| 2021 | 18 | 321,24 | 17,85 | 1 |
| 2022 | 20 | 409,87 | 20,49 | 1 |
| 2023 | 21 | 447,15 | 21,29 | 1 |
| 2024 | 23 | 399,56 | 17,37 | 1 |
| totale | 1.833 | 43.482,94 | 23,72 | 32 |