| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 50 | 1.028,87 | 20,58 | 1 |
| 2009 | 15 | 387,98 | 25,87 | 1 |
| 2010 | 19 | 388,05 | 20,42 | 1 |
| 2012 | 29 | 407,05 | 14,04 | 2 |
| 2013 | 66 | 1.270,98 | 19,26 | 3 |
| 2014 | 95 | 2.310,15 | 24,32 | 3 |
| 2015 | 41 | 1.149,20 | 28,03 | 2 |
| 2016 | 88 | 2.305,92 | 26,20 | 3 |
| 2017 | 90 | 2.150,56 | 23,90 | 3 |
| 2018 | 72 | 1.618,75 | 22,48 | 3 |
| 2019 | 72 | 1.618,38 | 22,48 | 3 |
| 2020 | 66 | 1.415,67 | 21,45 | 3 |
| 2021 | 33 | 543,39 | 16,47 | 2 |
| 2022 | 39 | 640,50 | 16,42 | 2 |
| 2023 | 50 | 917,30 | 18,35 | 2 |
| 2024 | 50 | 728,76 | 14,58 | 2 |
| totale | 875 | 18.881,51 | 21,58 | 36 |