| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 161 | 3.006,90 | 18,68 | 1 |
| 2008 | 329 | 6.038,60 | 18,35 | 2 |
| 2009 | 319 | 5.767,60 | 18,08 | 5 |
| 2010 | 185 | 3.096,57 | 16,74 | 4 |
| 2011 | 120 | 3.017,19 | 25,14 | 2 |
| 2012 | 183 | 3.681,05 | 20,12 | 4 |
| 2013 | 150 | 2.913,85 | 19,43 | 4 |
| 2014 | 151 | 4.051,92 | 26,83 | 4 |
| 2015 | 120 | 2.941,89 | 24,52 | 4 |
| 2016 | 117 | 3.003,45 | 25,67 | 4 |
| 2017 | 118 | 2.934,10 | 24,87 | 4 |
| 2018 | 110 | 2.787,89 | 25,34 | 4 |
| 2019 | 102 | 2.444,18 | 23,96 | 4 |
| 2020 | 132 | 3.544,96 | 26,86 | 4 |
| 2021 | 55 | 1.291,62 | 23,48 | 3 |
| 2022 | 36 | 1.000,15 | 27,78 | 2 |
| 2023 | 72 | 2.682,52 | 37,26 | 2 |
| 2024 | 86 | 3.023,89 | 35,16 | 3 |
| totale | 2.546 | 57.228,33 | 22,48 | 60 |