| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 578 | 12.012,71 | 20,78 | 2 |
| 2007 | 472 | 10.460,94 | 22,16 | 1 |
| 2008 | 484 | 10.631,08 | 21,97 | 1 |
| 2009 | 553 | 12.482,74 | 22,57 | 2 |
| 2010 | 540 | 10.044,67 | 18,60 | 2 |
| 2011 | 509 | 9.299,65 | 18,27 | 1 |
| 2012 | 524 | 10.421,03 | 19,89 | 2 |
| 2013 | 525 | 9.757,09 | 18,58 | 2 |
| 2014 | 499 | 11.763,04 | 23,57 | 2 |
| 2015 | 479 | 11.533,81 | 24,08 | 2 |
| 2016 | 495 | 12.172,76 | 24,59 | 2 |
| 2017 | 487 | 11.445,55 | 23,50 | 2 |
| 2018 | 495 | 11.771,49 | 23,78 | 2 |
| 2019 | 476 | 11.558,68 | 24,28 | 2 |
| 2020 | 476 | 11.731,36 | 24,65 | 2 |
| 2021 | 444 | 10.502,22 | 23,65 | 2 |
| 2022 | 429 | 10.273,53 | 23,95 | 2 |
| 2023 | 398 | 9.021,23 | 22,67 | 2 |
| 2024 | 424 | 9.339,45 | 22,03 | 2 |
| totale | 9.287 | 206.223,03 | 22,21 | 35 |