| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 14 | 337,87 | 24,13 | 1 |
| 2008 | 207 | 4.263,58 | 20,60 | 1 |
| 2009 | 167 | 2.860,96 | 17,13 | 2 |
| 2010 | 587 | 8.868,96 | 15,11 | 2 |
| 2012 | 338 | 5.243,09 | 15,51 | 3 |
| 2013 | 367 | 5.329,98 | 14,52 | 3 |
| 2014 | 538 | 9.466,32 | 17,60 | 2 |
| 2015 | 342 | 6.823,53 | 19,95 | 3 |
| 2016 | 547 | 8.892,50 | 16,26 | 2 |
| 2017 | 908 | 15.195,86 | 16,74 | 2 |
| 2018 | 779 | 14.700,76 | 18,87 | 2 |
| 2019 | 686 | 14.576,35 | 21,25 | 2 |
| 2020 | 732 | 16.870,81 | 23,05 | 2 |
| 2021 | 799 | 17.839,27 | 22,33 | 2 |
| 2022 | 673 | 17.584,47 | 26,13 | 2 |
| 2023 | 651 | 18.836,97 | 28,94 | 2 |
| 2024 | 646 | 15.082,88 | 23,35 | 2 |
| totale | 8.981 | 182.774,16 | 20,35 | 35 |