| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 149 | 2.792,85 | 18,74 | 1 |
| 2008 | 107 | 4.111,23 | 38,42 | 2 |
| 2009 | 44 | 1.005,28 | 22,85 | 2 |
| 2010 | 126 | 3.951,06 | 31,36 | 3 |
| 2012 | 67 | 1.645,00 | 24,55 | 2 |
| 2013 | 49 | 1.398,34 | 28,54 | 2 |
| 2014 | 129 | 3.792,43 | 29,40 | 4 |
| 2015 | 166 | 4.993,92 | 30,08 | 4 |
| 2016 | 165 | 5.144,14 | 31,18 | 4 |
| 2017 | 215 | 6.559,27 | 30,51 | 5 |
| 2018 | 302 | 9.413,36 | 31,17 | 6 |
| 2019 | 347 | 12.414,40 | 35,78 | 6 |
| 2020 | 380 | 15.283,14 | 40,22 | 6 |
| 2021 | 357 | 13.708,88 | 38,40 | 6 |
| 2022 | 347 | 13.190,89 | 38,01 | 6 |
| 2023 | 391 | 13.078,42 | 33,45 | 8 |
| 2024 | 342 | 13.175,21 | 38,52 | 7 |
| totale | 3.683 | 125.657,82 | 34,12 | 74 |