| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.300 | 28.772,07 | 22,13 | 3 |
| 2007 | 1.192 | 31.274,39 | 26,24 | 1 |
| 2008 | 985 | 26.173,52 | 26,57 | 1 |
| 2009 | 944 | 23.329,94 | 24,71 | 2 |
| 2010 | 1.027 | 23.498,03 | 22,88 | 2 |
| 2011 | 762 | 17.493,86 | 22,96 | 2 |
| 2012 | 725 | 18.000,41 | 24,83 | 2 |
| 2013 | 635 | 15.539,89 | 24,47 | 2 |
| 2014 | 622 | 17.163,71 | 27,59 | 2 |
| 2015 | 502 | 14.591,50 | 29,07 | 2 |
| 2016 | 618 | 18.531,32 | 29,99 | 3 |
| 2017 | 673 | 18.260,75 | 27,13 | 3 |
| 2018 | 554 | 15.066,84 | 27,20 | 3 |
| 2019 | 529 | 12.928,92 | 24,44 | 3 |
| 2020 | 398 | 10.956,59 | 27,53 | 3 |
| 2021 | 366 | 10.575,29 | 28,89 | 3 |
| 2022 | 361 | 10.701,49 | 29,64 | 3 |
| 2023 | 337 | 9.286,56 | 27,56 | 5 |
| 2024 | 360 | 10.243,58 | 28,45 | 5 |
| totale | 12.890 | 332.388,66 | 25,79 | 50 |