| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 115 | 2.399,87 | 20,87 | 2 |
| 2007 | 87 | 1.764,50 | 20,28 | 1 |
| 2008 | 71 | 1.509,44 | 21,26 | 1 |
| 2009 | 533 | 10.406,81 | 19,52 | 2 |
| 2010 | 284 | 3.764,02 | 13,25 | 3 |
| 2011 | 342 | 6.031,73 | 17,64 | 1 |
| 2012 | 387 | 6.452,57 | 16,67 | 3 |
| 2013 | 359 | 5.771,05 | 16,08 | 4 |
| 2014 | 682 | 15.675,49 | 22,98 | 6 |
| 2015 | 583 | 14.900,47 | 25,56 | 6 |
| 2016 | 457 | 9.526,74 | 20,85 | 5 |
| 2017 | 479 | 10.920,85 | 22,80 | 6 |
| 2018 | 482 | 13.070,95 | 27,12 | 7 |
| 2019 | 482 | 13.013,62 | 27,00 | 7 |
| 2020 | 435 | 8.904,98 | 20,47 | 7 |
| 2021 | 463 | 9.191,14 | 19,85 | 7 |
| 2022 | 547 | 12.565,45 | 22,97 | 7 |
| 2023 | 461 | 10.716,25 | 23,25 | 7 |
| 2024 | 421 | 9.045,40 | 21,49 | 8 |
| totale | 7.670 | 165.631,33 | 21,59 | 90 |