| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 59 | 933,57 | 15,82 | 2 |
| 2009 | 5 | 34,40 | 6,88 | 1 |
| 2010 | 20 | 507,46 | 25,37 | 2 |
| 2011 | 76 | 948,68 | 12,48 | 1 |
| 2012 | 33 | 519,92 | 15,76 | 2 |
| 2013 | 37 | 713,76 | 19,29 | 2 |
| 2014 | 37 | 672,28 | 18,17 | 2 |
| 2015 | 27 | 1.126,14 | 41,71 | 2 |
| 2016 | 31 | 1.635,90 | 52,77 | 2 |
| 2017 | 42 | 1.676,23 | 39,91 | 2 |
| 2018 | 48 | 1.980,69 | 41,26 | 2 |
| 2019 | 42 | 1.901,02 | 45,26 | 2 |
| 2020 | 33 | 1.014,18 | 30,73 | 2 |
| 2021 | 24 | 693,91 | 28,91 | 2 |
| 2022 | 25 | 672,74 | 26,91 | 2 |
| 2023 | 13 | 359,86 | 27,68 | 2 |
| 2024 | 2 | 68,77 | 34,39 | 1 |
| totale | 554 | 15.459,51 | 27,91 | 31 |