| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 158 | 1.805,47 | 11,43 | 2 |
| 2009 | 71 | 884,08 | 12,45 | 1 |
| 2010 | 31 | 273,45 | 8,82 | 1 |
| 2012 | 19 | 180,39 | 9,49 | 1 |
| 2013 | 54 | 881,13 | 16,32 | 2 |
| 2014 | 324 | 6.561,94 | 20,25 | 2 |
| 2015 | 209 | 3.014,47 | 14,42 | 2 |
| 2016 | 402 | 6.821,30 | 16,97 | 3 |
| 2017 | 330 | 5.526,31 | 16,75 | 3 |
| 2018 | 337 | 5.617,38 | 16,67 | 3 |
| 2019 | 305 | 5.157,02 | 16,91 | 3 |
| 2020 | 291 | 5.393,72 | 18,54 | 3 |
| 2021 | 291 | 5.129,21 | 17,63 | 3 |
| 2022 | 282 | 5.047,49 | 17,90 | 3 |
| 2023 | 271 | 4.622,97 | 17,06 | 3 |
| 2024 | 273 | 4.719,20 | 17,29 | 3 |
| totale | 3.648 | 61.635,53 | 16,90 | 38 |