| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 143 | 2.381,17 | 16,65 | 3 |
| 2007 | 26 | 660,79 | 25,42 | 1 |
| 2009 | 11 | 110,58 | 10,05 | 1 |
| 2010 | 14 | 187,51 | 13,39 | 1 |
| 2012 | 23 | 397,05 | 17,26 | 1 |
| 2013 | 20 | 391,45 | 19,57 | 1 |
| 2014 | 36 | 904,35 | 25,12 | 2 |
| 2015 | 21 | 508,72 | 24,22 | 1 |
| 2016 | 53 | 1.447,97 | 27,32 | 2 |
| 2017 | 63 | 1.792,88 | 28,46 | 3 |
| 2018 | 82 | 2.364,39 | 28,83 | 3 |
| 2019 | 97 | 2.688,86 | 27,72 | 3 |
| 2020 | 90 | 2.909,03 | 32,32 | 3 |
| 2021 | 145 | 3.928,23 | 27,09 | 4 |
| 2022 | 150 | 5.060,60 | 33,74 | 4 |
| 2023 | 141 | 4.419,32 | 31,34 | 4 |
| 2024 | 136 | 3.793,63 | 27,89 | 4 |
| totale | 1.251 | 33.946,53 | 27,14 | 41 |