| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 34 | 567,32 | 16,69 | 1 |
| 2009 | 2 | 131,34 | 65,67 | 1 |
| 2010 | 36 | 432,29 | 12,01 | 2 |
| 2011 | 31 | 296,13 | 9,55 | 2 |
| 2012 | 35 | 810,42 | 23,15 | 3 |
| 2013 | 31 | 768,72 | 24,80 | 3 |
| 2014 | 35 | 885,23 | 25,29 | 3 |
| 2015 | 47 | 1.022,76 | 21,76 | 3 |
| 2016 | 40 | 869,89 | 21,75 | 3 |
| 2017 | 35 | 777,60 | 22,22 | 3 |
| 2018 | 57 | 1.036,57 | 18,19 | 3 |
| 2019 | 52 | 997,74 | 19,19 | 3 |
| 2020 | 54 | 1.160,49 | 21,49 | 3 |
| 2021 | 53 | 1.195,79 | 22,56 | 3 |
| 2022 | 40 | 878,57 | 21,96 | 3 |
| 2023 | 43 | 839,36 | 19,52 | 3 |
| 2024 | 36 | 743,09 | 20,64 | 3 |
| totale | 661 | 13.413,31 | 20,29 | 45 |