| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 606 | 10.517,45 | 17,36 | 2 |
| 2007 | 88 | 2.232,67 | 25,37 | 2 |
| 2008 | 137 | 2.918,47 | 21,30 | 3 |
| 2009 | 295 | 5.750,09 | 19,49 | 3 |
| 2010 | 287 | 4.412,08 | 15,37 | 3 |
| 2011 | 107 | 2.091,99 | 19,55 | 2 |
| 2012 | 348 | 6.067,04 | 17,43 | 3 |
| 2013 | 303 | 5.151,44 | 17,00 | 3 |
| 2014 | 274 | 5.879,94 | 21,46 | 4 |
| 2015 | 304 | 6.542,81 | 21,52 | 4 |
| 2016 | 296 | 6.452,97 | 21,80 | 5 |
| 2017 | 357 | 7.663,07 | 21,47 | 5 |
| 2018 | 387 | 8.592,61 | 22,20 | 5 |
| 2019 | 319 | 7.693,86 | 24,12 | 5 |
| 2020 | 355 | 8.910,39 | 25,10 | 5 |
| 2021 | 365 | 9.164,51 | 25,11 | 5 |
| 2022 | 312 | 9.021,64 | 28,92 | 5 |
| 2023 | 298 | 7.914,62 | 26,56 | 5 |
| 2024 | 286 | 6.398,09 | 22,37 | 5 |
| totale | 5.724 | 123.375,74 | 21,55 | 74 |