| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 682 | 13.917,02 | 20,41 | 3 |
| 2007 | 286 | 5.697,80 | 19,92 | 1 |
| 2008 | 433 | 8.881,10 | 20,51 | 1 |
| 2009 | 304 | 6.185,01 | 20,35 | 2 |
| 2010 | 716 | 11.889,47 | 16,61 | 2 |
| 2011 | 386 | 6.004,48 | 15,56 | 1 |
| 2012 | 591 | 9.681,51 | 16,38 | 2 |
| 2013 | 654 | 9.634,06 | 14,73 | 2 |
| 2014 | 650 | 12.633,44 | 19,44 | 2 |
| 2015 | 670 | 14.418,01 | 21,52 | 2 |
| 2016 | 554 | 12.662,58 | 22,86 | 3 |
| 2017 | 585 | 14.475,21 | 24,74 | 3 |
| 2018 | 566 | 14.475,30 | 25,57 | 3 |
| 2019 | 515 | 15.219,57 | 29,55 | 3 |
| 2020 | 557 | 19.146,50 | 34,37 | 4 |
| 2021 | 493 | 13.820,43 | 28,03 | 4 |
| 2022 | 590 | 20.850,82 | 35,34 | 4 |
| 2023 | 538 | 20.251,33 | 37,64 | 4 |
| 2024 | 561 | 20.400,58 | 36,36 | 5 |
| totale | 10.331 | 250.244,22 | 24,22 | 51 |