| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 587 | 16.466,32 | 28,05 | 3 |
| 2007 | 286 | 10.517,19 | 36,77 | 3 |
| 2008 | 296 | 12.874,32 | 43,49 | 4 |
| 2009 | 448 | 18.546,37 | 41,40 | 5 |
| 2010 | 466 | 15.444,45 | 33,14 | 5 |
| 2011 | 264 | 9.385,80 | 35,55 | 2 |
| 2012 | 471 | 15.509,51 | 32,93 | 4 |
| 2013 | 650 | 20.612,14 | 31,71 | 5 |
| 2014 | 610 | 26.437,34 | 43,34 | 5 |
| 2015 | 698 | 25.464,27 | 36,48 | 5 |
| 2016 | 539 | 17.330,37 | 32,15 | 4 |
| 2017 | 569 | 20.893,41 | 36,72 | 5 |
| 2018 | 517 | 18.048,73 | 34,91 | 5 |
| 2019 | 548 | 20.351,29 | 37,14 | 6 |
| 2020 | 401 | 16.055,32 | 40,04 | 6 |
| 2021 | 281 | 9.664,06 | 34,39 | 5 |
| 2022 | 229 | 10.352,43 | 45,21 | 4 |
| 2023 | 328 | 11.735,32 | 35,78 | 7 |
| 2024 | 312 | 11.156,57 | 35,76 | 8 |
| totale | 8.500 | 306.845,21 | 36,10 | 91 |