| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 199 | 3.517,09 | 17,67 | 2 |
| 2007 | 107 | 1.556,46 | 14,55 | 1 |
| 2009 | 127 | 2.174,96 | 17,13 | 1 |
| 2010 | 165 | 2.579,98 | 15,64 | 2 |
| 2011 | 70 | 930,59 | 13,29 | 1 |
| 2012 | 67 | 1.046,85 | 15,62 | 2 |
| 2013 | 70 | 984,04 | 14,06 | 2 |
| 2014 | 2 | 13,39 | 6,70 | 1 |
| 2015 | 29 | 502,92 | 17,34 | 2 |
| 2016 | 72 | 1.718,52 | 23,87 | 2 |
| 2017 | 26 | 576,60 | 22,18 | 2 |
| 2018 | 25 | 634,80 | 25,39 | 2 |
| 2019 | 18 | 423,75 | 23,54 | 2 |
| 2020 | 13 | 280,75 | 21,60 | 2 |
| 2021 | 12 | 202,25 | 16,85 | 3 |
| 2022 | 13 | 693,37 | 53,34 | 3 |
| 2023 | 34 | 879,76 | 25,88 | 3 |
| 2024 | 34 | 539,34 | 15,86 | 3 |
| totale | 1.083 | 19.255,42 | 17,78 | 36 |