| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 35 | 917,18 | 26,21 | 1 |
| 2009 | 25 | 876,25 | 35,05 | 1 |
| 2010 | 49 | 1.585,20 | 32,35 | 2 |
| 2012 | 29 | 823,33 | 28,39 | 3 |
| 2013 | 33 | 955,99 | 28,97 | 3 |
| 2014 | 293 | 10.712,62 | 36,56 | 4 |
| 2015 | 308 | 10.734,29 | 34,85 | 3 |
| 2016 | 284 | 10.623,57 | 37,41 | 3 |
| 2017 | 273 | 10.291,86 | 37,70 | 3 |
| 2018 | 266 | 10.361,38 | 38,95 | 3 |
| 2019 | 281 | 9.915,71 | 35,29 | 3 |
| 2020 | 231 | 8.634,48 | 37,38 | 3 |
| 2021 | 214 | 7.449,05 | 34,81 | 3 |
| 2022 | 188 | 7.149,35 | 38,03 | 3 |
| 2023 | 166 | 5.664,52 | 34,12 | 3 |
| 2024 | 149 | 4.926,77 | 33,07 | 3 |
| totale | 2.824 | 101.621,55 | 35,98 | 44 |