| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 15 | 201,12 | 13,41 | 1 |
| 2009 | 5 | 54,33 | 10,87 | 1 |
| 2010 | 0 | 0,00 | 0,00 | 1 |
| 2011 | 159 | 3.214,62 | 20,22 | 1 |
| 2012 | 292 | 5.697,01 | 19,51 | 3 |
| 2013 | 295 | 5.088,41 | 17,25 | 3 |
| 2014 | 443 | 9.442,32 | 21,31 | 3 |
| 2015 | 485 | 11.401,44 | 23,51 | 3 |
| 2016 | 507 | 12.642,69 | 24,94 | 3 |
| 2017 | 372 | 9.095,64 | 24,45 | 3 |
| 2018 | 388 | 9.288,30 | 23,94 | 3 |
| 2019 | 243 | 4.929,85 | 20,29 | 3 |
| 2020 | 177 | 4.625,02 | 26,13 | 3 |
| 2021 | 177 | 4.818,34 | 27,22 | 4 |
| 2022 | 110 | 2.861,54 | 26,01 | 3 |
| 2023 | 98 | 2.617,98 | 26,71 | 3 |
| 2024 | 124 | 3.315,00 | 26,73 | 3 |
| totale | 3.890 | 89.293,61 | 22,95 | 44 |