| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 54 | 708,02 | 13,11 | 1 |
| 2007 | 3.198 | 95.561,84 | 29,88 | 2 |
| 2008 | 2.861 | 87.795,67 | 30,69 | 2 |
| 2009 | 2.329 | 67.850,99 | 29,13 | 3 |
| 2010 | 2.317 | 55.797,76 | 24,08 | 3 |
| 2011 | 2.235 | 54.585,39 | 24,42 | 2 |
| 2012 | 2.227 | 56.489,64 | 25,37 | 3 |
| 2013 | 1.940 | 47.759,12 | 24,62 | 3 |
| 2014 | 1.457 | 48.416,21 | 33,23 | 3 |
| 2015 | 265 | 5.460,68 | 20,61 | 2 |
| 2016 | 309 | 6.436,75 | 20,83 | 3 |
| 2017 | 343 | 6.450,13 | 18,81 | 3 |
| 2018 | 357 | 7.305,53 | 20,46 | 3 |
| 2019 | 434 | 8.876,82 | 20,45 | 3 |
| 2020 | 483 | 8.748,53 | 18,11 | 3 |
| 2021 | 522 | 9.533,50 | 18,26 | 3 |
| 2022 | 442 | 8.893,15 | 20,12 | 4 |
| 2023 | 440 | 8.012,58 | 18,21 | 4 |
| 2024 | 471 | 9.067,02 | 19,25 | 4 |
| totale | 22.684 | 593.749,33 | 26,17 | 54 |