| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 982 | 22.545,28 | 22,96 | 3 |
| 2007 | 109 | 2.973,62 | 27,28 | 1 |
| 2008 | 173 | 6.155,73 | 35,58 | 3 |
| 2009 | 577 | 18.197,36 | 31,54 | 4 |
| 2010 | 634 | 14.468,42 | 22,82 | 4 |
| 2011 | 167 | 4.787,08 | 28,67 | 2 |
| 2012 | 596 | 14.728,64 | 24,71 | 4 |
| 2013 | 635 | 14.366,17 | 22,62 | 4 |
| 2014 | 496 | 14.446,09 | 29,13 | 4 |
| 2015 | 437 | 12.757,18 | 29,19 | 3 |
| 2016 | 465 | 13.602,70 | 29,25 | 4 |
| 2017 | 428 | 12.938,09 | 30,23 | 4 |
| 2018 | 297 | 8.161,62 | 27,48 | 4 |
| 2019 | 382 | 10.608,68 | 27,77 | 4 |
| 2020 | 382 | 12.270,78 | 32,12 | 4 |
| 2021 | 461 | 13.053,83 | 28,32 | 5 |
| 2022 | 332 | 8.976,08 | 27,04 | 5 |
| 2023 | 375 | 9.947,89 | 26,53 | 5 |
| 2024 | 408 | 11.063,97 | 27,12 | 5 |
| totale | 8.336 | 226.049,21 | 27,12 | 72 |