| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 269 | 6.562,52 | 24,40 | 4 |
| 2007 | 208 | 4.381,38 | 21,06 | 2 |
| 2008 | 66 | 1.648,03 | 24,97 | 1 |
| 2009 | 173 | 4.039,78 | 23,35 | 4 |
| 2010 | 515 | 8.542,03 | 16,59 | 5 |
| 2011 | 356 | 6.752,85 | 18,97 | 4 |
| 2012 | 208 | 3.409,72 | 16,39 | 3 |
| 2013 | 408 | 6.273,99 | 15,38 | 3 |
| 2014 | 481 | 9.928,23 | 20,64 | 4 |
| 2015 | 469 | 10.643,29 | 22,69 | 6 |
| 2016 | 492 | 10.869,93 | 22,09 | 5 |
| 2017 | 429 | 9.187,02 | 21,41 | 5 |
| 2018 | 434 | 9.285,16 | 21,39 | 5 |
| 2019 | 446 | 9.632,39 | 21,60 | 5 |
| 2020 | 338 | 8.351,48 | 24,71 | 5 |
| 2021 | 341 | 8.188,06 | 24,01 | 5 |
| 2022 | 639 | 16.327,43 | 25,55 | 6 |
| 2023 | 621 | 15.753,63 | 25,37 | 8 |
| 2024 | 844 | 20.631,01 | 24,44 | 8 |
| totale | 7.737 | 170.407,93 | 22,03 | 88 |