| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 13 | 463,73 | 35,67 | 1 |
| 2008 | 3 | 72,65 | 24,22 | 1 |
| 2009 | 7 | 103,23 | 14,75 | 2 |
| 2010 | 43 | 661,84 | 15,39 | 2 |
| 2011 | 42 | 582,21 | 13,86 | 1 |
| 2012 | 6 | 112,63 | 18,77 | 1 |
| 2013 | 4 | 39,56 | 9,89 | 2 |
| 2014 | 127 | 2.508,00 | 19,75 | 4 |
| 2015 | 238 | 4.883,12 | 20,52 | 5 |
| 2016 | 113 | 2.650,57 | 23,46 | 3 |
| 2017 | 144 | 3.708,50 | 25,75 | 5 |
| 2018 | 127 | 3.533,90 | 27,83 | 6 |
| 2019 | 99 | 2.988,08 | 30,18 | 6 |
| 2020 | 206 | 5.106,32 | 24,79 | 6 |
| 2021 | 261 | 6.525,63 | 25,00 | 6 |
| 2022 | 198 | 5.334,83 | 26,94 | 6 |
| 2023 | 232 | 5.302,88 | 22,86 | 7 |
| 2024 | 232 | 5.401,28 | 23,28 | 8 |
| totale | 2.095 | 49.978,96 | 23,86 | 72 |