| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 362 | 4.572,44 | 12,63 | 1 |
| 2007 | 413 | 9.032,18 | 21,87 | 2 |
| 2008 | 130 | 4.261,43 | 32,78 | 1 |
| 2009 | 14 | 243,33 | 17,38 | 1 |
| 2010 | 36 | 632,10 | 17,56 | 2 |
| 2011 | 175 | 2.808,44 | 16,05 | 1 |
| 2012 | 14 | 280,27 | 20,02 | 1 |
| 2013 | 258 | 3.665,12 | 14,21 | 2 |
| 2014 | 286 | 6.728,37 | 23,53 | 3 |
| 2015 | 183 | 3.954,57 | 21,61 | 3 |
| 2016 | 302 | 6.329,24 | 20,96 | 3 |
| 2017 | 338 | 7.476,51 | 22,12 | 3 |
| 2018 | 317 | 6.868,23 | 21,67 | 5 |
| 2019 | 234 | 4.797,08 | 20,50 | 5 |
| 2020 | 339 | 7.071,86 | 20,86 | 5 |
| 2021 | 211 | 4.805,86 | 22,78 | 5 |
| 2022 | 185 | 4.413,90 | 23,86 | 5 |
| 2023 | 151 | 4.115,57 | 27,26 | 6 |
| 2024 | 140 | 3.713,00 | 26,52 | 6 |
| totale | 4.088 | 85.769,50 | 20,98 | 60 |