| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 426 | 11.980,17 | 28,12 | 2 |
| 2007 | 8 | 1.544,17 | 193,02 | 1 |
| 2008 | 5 | 1.617,20 | 323,44 | 1 |
| 2009 | 401 | 12.098,94 | 30,17 | 2 |
| 2010 | 555 | 14.699,66 | 26,49 | 2 |
| 2011 | 913 | 21.762,21 | 23,84 | 1 |
| 2012 | 778 | 20.532,53 | 26,39 | 3 |
| 2013 | 718 | 19.831,98 | 27,62 | 3 |
| 2014 | 780 | 25.241,62 | 32,36 | 4 |
| 2015 | 670 | 21.779,42 | 32,51 | 4 |
| 2016 | 692 | 21.989,96 | 31,78 | 5 |
| 2017 | 603 | 19.863,78 | 32,94 | 6 |
| 2018 | 596 | 18.345,00 | 30,78 | 6 |
| 2019 | 547 | 17.937,24 | 32,79 | 5 |
| 2020 | 463 | 16.813,13 | 36,31 | 5 |
| 2021 | 471 | 16.983,64 | 36,06 | 5 |
| 2022 | 507 | 19.661,13 | 38,78 | 4 |
| 2023 | 528 | 19.821,53 | 37,54 | 6 |
| 2024 | 569 | 19.337,08 | 33,98 | 6 |
| totale | 10.230 | 321.840,39 | 31,46 | 71 |