| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 49 | 924,83 | 18,87 | 1 |
| 2009 | 8 | 196,91 | 24,61 | 1 |
| 2010 | 17 | 350,08 | 20,59 | 1 |
| 2011 | 7 | 252,00 | 36,00 | 1 |
| 2012 | 112 | 3.704,06 | 33,07 | 3 |
| 2013 | 77 | 1.661,87 | 21,58 | 3 |
| 2014 | 22 | 705,42 | 32,06 | 2 |
| 2015 | 60 | 1.652,15 | 27,54 | 3 |
| 2016 | 70 | 1.906,13 | 27,23 | 4 |
| 2017 | 143 | 4.353,89 | 30,45 | 5 |
| 2018 | 118 | 3.270,73 | 27,72 | 5 |
| 2019 | 84 | 1.974,61 | 23,51 | 5 |
| 2020 | 123 | 3.035,77 | 24,68 | 4 |
| 2021 | 83 | 2.511,79 | 30,26 | 4 |
| 2022 | 85 | 2.605,38 | 30,65 | 5 |
| 2023 | 108 | 3.550,91 | 32,88 | 5 |
| 2024 | 119 | 5.011,11 | 42,11 | 5 |
| totale | 1.285 | 37.667,64 | 29,31 | 57 |