| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 104 | 1.446,85 | 13,91 | 1 |
| 2008 | 18 | 375,97 | 20,89 | 2 |
| 2009 | 12 | 275,39 | 22,95 | 1 |
| 2010 | 12 | 220,30 | 18,36 | 1 |
| 2012 | 15 | 305,69 | 20,38 | 1 |
| 2013 | 16 | 286,99 | 17,94 | 1 |
| 2014 | 17 | 302,52 | 17,80 | 1 |
| 2015 | 14 | 329,71 | 23,55 | 1 |
| 2016 | 23 | 510,38 | 22,19 | 3 |
| 2017 | 44 | 943,98 | 21,45 | 3 |
| 2018 | 40 | 858,03 | 21,45 | 3 |
| 2019 | 37 | 797,37 | 21,55 | 3 |
| 2020 | 35 | 967,78 | 27,65 | 3 |
| 2021 | 30 | 757,19 | 25,24 | 3 |
| 2022 | 28 | 730,75 | 26,10 | 3 |
| 2023 | 29 | 749,98 | 25,86 | 3 |
| 2024 | 25 | 580,99 | 23,24 | 5 |
| totale | 499 | 10.439,87 | 20,92 | 38 |