| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 469 | 12.180,05 | 25,97 | 2 |
| 2007 | 257 | 9.909,95 | 38,56 | 1 |
| 2008 | 124 | 3.391,39 | 27,35 | 1 |
| 2009 | 416 | 14.144,82 | 34,00 | 3 |
| 2010 | 355 | 11.480,45 | 32,34 | 2 |
| 2011 | 366 | 11.479,96 | 31,37 | 2 |
| 2012 | 447 | 12.933,29 | 28,93 | 3 |
| 2013 | 463 | 11.146,34 | 24,07 | 3 |
| 2014 | 435 | 15.038,85 | 34,57 | 3 |
| 2015 | 272 | 10.932,45 | 40,19 | 3 |
| 2016 | 212 | 6.146,90 | 28,99 | 3 |
| 2017 | 340 | 11.760,16 | 34,59 | 4 |
| 2018 | 327 | 12.982,82 | 39,70 | 4 |
| 2019 | 337 | 10.059,40 | 29,85 | 4 |
| 2020 | 336 | 9.411,64 | 28,01 | 4 |
| 2021 | 289 | 8.517,82 | 29,47 | 4 |
| 2022 | 322 | 8.917,28 | 27,69 | 4 |
| 2023 | 335 | 8.844,11 | 26,40 | 6 |
| 2024 | 346 | 9.525,70 | 27,53 | 6 |
| totale | 6.448 | 198.803,38 | 30,83 | 62 |