| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 421 | 7.111,62 | 16,89 | 3 |
| 2007 | 528 | 8.030,39 | 15,21 | 1 |
| 2008 | 682 | 9.403,22 | 13,79 | 2 |
| 2009 | 718 | 9.565,06 | 13,32 | 5 |
| 2010 | 667 | 7.881,57 | 11,82 | 3 |
| 2011 | 265 | 4.271,38 | 16,12 | 2 |
| 2012 | 371 | 6.245,46 | 16,83 | 3 |
| 2013 | 677 | 13.009,63 | 19,22 | 3 |
| 2014 | 147 | 2.531,05 | 17,22 | 2 |
| 2015 | 456 | 10.579,17 | 23,20 | 4 |
| 2016 | 443 | 9.864,26 | 22,27 | 3 |
| 2017 | 376 | 8.693,22 | 23,12 | 4 |
| 2018 | 377 | 8.811,08 | 23,37 | 4 |
| 2019 | 323 | 7.351,99 | 22,76 | 4 |
| 2020 | 389 | 9.085,12 | 23,36 | 5 |
| 2021 | 252 | 5.724,77 | 22,72 | 4 |
| 2022 | 253 | 6.104,50 | 24,13 | 4 |
| 2023 | 178 | 3.715,31 | 20,87 | 7 |
| 2024 | 156 | 3.209,28 | 20,57 | 8 |
| totale | 7.679 | 141.188,08 | 18,39 | 71 |