| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 175 | 2.611,34 | 14,92 | 1 |
| 2009 | 38 | 687,86 | 18,10 | 1 |
| 2010 | 35 | 446,10 | 12,75 | 1 |
| 2011 | 57 | 1.169,32 | 20,51 | 1 |
| 2012 | 176 | 3.197,28 | 18,17 | 2 |
| 2013 | 180 | 3.079,65 | 17,11 | 3 |
| 2014 | 177 | 4.010,74 | 22,66 | 3 |
| 2015 | 104 | 1.994,62 | 19,18 | 2 |
| 2016 | 53 | 842,30 | 15,89 | 1 |
| 2017 | 54 | 875,89 | 16,22 | 1 |
| 2018 | 63 | 1.121,90 | 17,81 | 1 |
| 2019 | 60 | 1.021,08 | 17,02 | 1 |
| 2020 | 55 | 952,72 | 17,32 | 1 |
| 2021 | 65 | 1.327,34 | 20,42 | 2 |
| 2022 | 106 | 2.478,10 | 23,38 | 4 |
| 2023 | 89 | 2.412,81 | 27,11 | 4 |
| 2024 | 98 | 2.758,33 | 28,15 | 4 |
| totale | 1.585 | 30.987,38 | 19,55 | 33 |