| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 156 | 2.593,33 | 16,62 | 3 |
| 2007 | 17 | 431,53 | 25,38 | 2 |
| 2008 | 16 | 599,36 | 37,46 | 1 |
| 2009 | 40 | 1.207,50 | 30,19 | 2 |
| 2010 | 55 | 1.197,85 | 21,78 | 2 |
| 2011 | 13 | 574,03 | 44,16 | 1 |
| 2012 | 58 | 1.258,56 | 21,70 | 2 |
| 2013 | 46 | 680,35 | 14,79 | 1 |
| 2014 | 62 | 1.706,29 | 27,52 | 2 |
| 2015 | 44 | 789,83 | 17,95 | 1 |
| 2016 | 55 | 1.477,58 | 26,87 | 2 |
| 2017 | 43 | 998,85 | 23,23 | 2 |
| 2018 | 44 | 989,53 | 22,49 | 2 |
| 2019 | 240 | 6.789,41 | 28,29 | 3 |
| 2020 | 239 | 7.117,40 | 29,78 | 3 |
| 2021 | 283 | 12.565,21 | 44,40 | 3 |
| 2022 | 239 | 7.547,47 | 31,58 | 3 |
| 2023 | 232 | 6.948,30 | 29,95 | 3 |
| 2024 | 101 | 2.719,04 | 26,92 | 4 |
| totale | 1.983 | 58.191,42 | 29,35 | 42 |