| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 43 | 704,26 | 16,38 | 1 |
| 2008 | 126 | 3.608,85 | 28,64 | 1 |
| 2009 | 130 | 4.276,48 | 32,90 | 3 |
| 2010 | 475 | 11.516,51 | 24,25 | 3 |
| 2012 | 120 | 3.311,28 | 27,59 | 2 |
| 2013 | 108 | 2.677,98 | 24,80 | 2 |
| 2014 | 138 | 4.295,94 | 31,13 | 2 |
| 2015 | 99 | 2.434,34 | 24,59 | 2 |
| 2016 | 190 | 4.250,22 | 22,37 | 3 |
| 2017 | 197 | 4.015,78 | 20,38 | 3 |
| 2018 | 242 | 4.856,22 | 20,07 | 2 |
| 2019 | 274 | 5.713,10 | 20,85 | 2 |
| 2020 | 253 | 5.546,86 | 21,92 | 2 |
| 2021 | 270 | 5.999,54 | 22,22 | 2 |
| 2022 | 6 | 136,59 | 22,77 | 1 |
| 2023 | 7 | 118,24 | 16,89 | 1 |
| 2024 | 9 | 274,97 | 30,55 | 2 |
| totale | 2.687 | 63.737,16 | 23,72 | 34 |