| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 631 | 11.369,39 | 18,02 | 2 |
| 2007 | 435 | 9.172,39 | 21,09 | 1 |
| 2008 | 490 | 10.241,22 | 20,90 | 2 |
| 2009 | 401 | 9.109,23 | 22,72 | 4 |
| 2010 | 643 | 15.947,53 | 24,80 | 4 |
| 2011 | 967 | 17.524,45 | 18,12 | 3 |
| 2012 | 967 | 17.738,18 | 18,34 | 6 |
| 2013 | 1.048 | 16.821,38 | 16,05 | 4 |
| 2014 | 471 | 9.009,22 | 19,13 | 4 |
| 2015 | 1.085 | 22.359,31 | 20,61 | 8 |
| 2016 | 825 | 17.453,94 | 21,16 | 7 |
| 2017 | 984 | 20.573,60 | 20,91 | 8 |
| 2018 | 1.121 | 24.572,87 | 21,92 | 8 |
| 2019 | 1.037 | 24.316,29 | 23,45 | 8 |
| 2020 | 889 | 21.308,98 | 23,97 | 7 |
| 2021 | 802 | 18.119,59 | 22,59 | 7 |
| 2022 | 654 | 16.642,52 | 25,45 | 7 |
| 2023 | 735 | 17.787,21 | 24,20 | 8 |
| 2024 | 740 | 16.506,65 | 22,31 | 9 |
| totale | 14.925 | 316.573,95 | 21,21 | 107 |