| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 379 | 7.889,58 | 20,82 | 3 |
| 2007 | 282 | 7.654,70 | 27,14 | 2 |
| 2008 | 340 | 9.122,72 | 26,83 | 2 |
| 2009 | 315 | 8.314,23 | 26,39 | 3 |
| 2010 | 366 | 7.255,10 | 19,82 | 4 |
| 2011 | 317 | 6.817,14 | 21,51 | 4 |
| 2012 | 395 | 10.610,79 | 26,86 | 6 |
| 2013 | 461 | 11.948,05 | 25,92 | 6 |
| 2014 | 566 | 15.866,29 | 28,03 | 6 |
| 2015 | 531 | 12.271,49 | 23,11 | 5 |
| 2016 | 475 | 11.429,38 | 24,06 | 5 |
| 2017 | 107 | 3.490,56 | 32,62 | 4 |
| 2018 | 437 | 10.675,26 | 24,43 | 5 |
| 2019 | 454 | 11.259,14 | 24,80 | 5 |
| 2020 | 431 | 10.544,54 | 24,47 | 4 |
| 2021 | 411 | 9.820,48 | 23,89 | 4 |
| 2022 | 411 | 10.217,75 | 24,86 | 5 |
| 2023 | 392 | 10.333,90 | 26,36 | 5 |
| 2024 | 417 | 10.025,84 | 24,04 | 5 |
| totale | 7.487 | 185.546,94 | 24,78 | 83 |